19691909776

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2554

約数の個数: 240

約数和(自身を含む): 52098887680

約数和(自身を除く): 32406977904

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 112, 121, 124, 133, 152, 154, 176, 209, 217, 242, 248, 266, 304, 308, 341, 418, 434, 484, 496, 532, 589, 616, 682, 836, 847, 868, 968, 1064, 1178, 1232, 1364, 1463, 1672, 1694, 1736, 1936, 2128, 2299, 2356, 2387, 2467, 2728, 2926, 3344, 3388, 3472, 3751, 4123, 4598, 4712, 4774, 4934, 5456, 5852, 6479, 6776, 7502, 8246, 9196, 9424, 9548, 9868, 11704, 12958, 13552, 15004, 16093, 16492, 17269, 18392, 19096, 19736, 23408, 25916, 26257, 27137, 30008, 32186, 32984, 34538, 36784, 38192, 39472, 45353, 46873, 51832, 52514, 54274, 60016, 64372, 65968, 69076, 71269, 76477, 90706, 93746, 103664, 105028, 108548, 128744, 138152, 142538, 152954, 181412, 187492, 189959, 210056, 217096, 257488, 276304, 285076, 298507, 305908, 328111, 362824, 374984, 379918, 420112, 434192, 498883, 515603, 535339, 570152, 597014, 611816, 656222, 725648, 749968, 759836, 841247, 997766, 1031206, 1070678, 1140304, 1194028, 1223632, 1312444, 1453063, 1519672, 1682494, 1995532, 2062412, 2089549, 2141356, 2388056, 2624888, 2906126, 3039344, 3364988, 3609221, 3991064, 4124824, 4179098, 4282712, 4776112, 5249776, 5671633, 5812252, 5888729, 6729976, 7218442, 7982128, 8249648, 8358196, 8565424, 9253717, 10171441, 11343266, 11624504, 11777458, 13459952, 14436884, 15983693, 16716392, 18507434, 20342882, 22686532, 23249008, 23554916, 28873768, 31967386, 33432784, 37014868, 39701431, 40685764, 45373064, 47109832, 57747536, 63934772, 64776019, 74029736, 79402862, 81371528, 90746128, 94219664, 111885851, 127869544, 129552038, 148059472, 158805724, 162743056, 175820623, 223771702, 255739088, 259104076, 317611448, 351641246, 447543404, 518208152, 635222896, 703282492, 895086808, 1036416304, 1230744361, 1406564984, 1790173616, 2461488722, 2813129968, 4922977444, 9845954888, 19691909776]

約数ペア:

[(1, 19691909776), (2, 9845954888), (4, 4922977444), (7, 2813129968), (8, 2461488722), (11, 1790173616), (14, 1406564984), (16, 1230744361), (19, 1036416304), (22, 895086808), (28, 703282492), (31, 635222896), (38, 518208152), (44, 447543404), (56, 351641246), (62, 317611448), (76, 259104076), (77, 255739088), (88, 223771702), (112, 175820623), (121, 162743056), (124, 158805724), (133, 148059472), (152, 129552038), (154, 127869544), (176, 111885851), (209, 94219664), (217, 90746128), (242, 81371528), (248, 79402862), (266, 74029736), (304, 64776019), (308, 63934772), (341, 57747536), (418, 47109832), (434, 45373064), (484, 40685764), (496, 39701431), (532, 37014868), (589, 33432784), (616, 31967386), (682, 28873768), (836, 23554916), (847, 23249008), (868, 22686532), (968, 20342882), (1064, 18507434), (1178, 16716392), (1232, 15983693), (1364, 14436884), (1463, 13459952), (1672, 11777458), (1694, 11624504), (1736, 11343266), (1936, 10171441), (2128, 9253717), (2299, 8565424), (2356, 8358196), (2387, 8249648), (2467, 7982128), (2728, 7218442), (2926, 6729976), (3344, 5888729), (3388, 5812252), (3472, 5671633), (3751, 5249776), (4123, 4776112), (4598, 4282712), (4712, 4179098), (4774, 4124824), (4934, 3991064), (5456, 3609221), (5852, 3364988), (6479, 3039344), (6776, 2906126), (7502, 2624888), (8246, 2388056), (9196, 2141356), (9424, 2089549), (9548, 2062412), (9868, 1995532), (11704, 1682494), (12958, 1519672), (13552, 1453063), (15004, 1312444), (16093, 1223632), (16492, 1194028), (17269, 1140304), (18392, 1070678), (19096, 1031206), (19736, 997766), (23408, 841247), (25916, 759836), (26257, 749968), (27137, 725648), (30008, 656222), (32186, 611816), (32984, 597014), (34538, 570152), (36784, 535339), (38192, 515603), (39472, 498883), (45353, 434192), (46873, 420112), (51832, 379918), (52514, 374984), (54274, 362824), (60016, 328111), (64372, 305908), (65968, 298507), (69076, 285076), (71269, 276304), (76477, 257488), (90706, 217096), (93746, 210056), (103664, 189959), (105028, 187492), (108548, 181412), (128744, 152954), (138152, 142538)]