20217303232

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:619

約数の個数: 224

約数和(自身を含む): 49813585920

約数和(自身を除く): 29596282688

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 92, 112, 124, 161, 167, 184, 217, 224, 248, 322, 334, 368, 379, 434, 448, 496, 644, 668, 713, 736, 758, 868, 992, 1169, 1288, 1336, 1426, 1472, 1516, 1736, 1984, 2338, 2576, 2653, 2672, 2852, 3032, 3472, 3841, 4676, 4991, 5152, 5177, 5306, 5344, 5704, 6064, 6944, 7682, 8717, 9352, 9982, 10304, 10354, 10612, 10688, 11408, 11749, 12128, 13888, 15364, 17434, 18704, 19964, 20708, 21224, 22816, 23498, 24256, 26887, 30728, 34868, 36239, 37408, 39928, 41416, 42448, 45632, 46996, 53774, 61019, 61456, 63293, 69736, 72478, 74816, 79856, 82243, 82832, 84896, 93992, 107548, 119071, 122038, 122912, 126586, 139472, 144956, 159712, 164486, 165664, 169792, 187984, 215096, 238142, 244076, 245824, 253172, 270227, 278944, 289912, 319424, 328972, 331328, 375968, 430192, 443051, 476284, 488152, 506344, 540454, 557888, 579824, 657944, 751936, 833497, 860384, 886102, 952568, 976304, 1012688, 1080908, 1159648, 1315888, 1455739, 1666994, 1720768, 1772204, 1891589, 1905136, 1952608, 1962083, 2025376, 2161816, 2319296, 2631776, 2911478, 3333988, 3544408, 3783178, 3810272, 3905216, 3924166, 4050752, 4323632, 5263552, 5822956, 6667976, 7088816, 7566356, 7620544, 7848332, 8647264, 10190173, 11645912, 13335952, 13734581, 14177632, 15132712, 15696664, 17294528, 20380346, 23291824, 26671904, 27469162, 28355264, 30265424, 31393328, 40760692, 45127909, 46583648, 53343808, 54938324, 60530848, 62786656, 81521384, 90255818, 93167296, 109876648, 121061696, 125573312, 163042768, 180511636, 219753296, 315895363, 326085536, 361023272, 439506592, 631790726, 652171072, 722046544, 879013184, 1263581452, 1444093088, 2527162904, 2888186176, 5054325808, 10108651616, 20217303232]

約数ペア:

[(1, 20217303232), (2, 10108651616), (4, 5054325808), (7, 2888186176), (8, 2527162904), (14, 1444093088), (16, 1263581452), (23, 879013184), (28, 722046544), (31, 652171072), (32, 631790726), (46, 439506592), (56, 361023272), (62, 326085536), (64, 315895363), (92, 219753296), (112, 180511636), (124, 163042768), (161, 125573312), (167, 121061696), (184, 109876648), (217, 93167296), (224, 90255818), (248, 81521384), (322, 62786656), (334, 60530848), (368, 54938324), (379, 53343808), (434, 46583648), (448, 45127909), (496, 40760692), (644, 31393328), (668, 30265424), (713, 28355264), (736, 27469162), (758, 26671904), (868, 23291824), (992, 20380346), (1169, 17294528), (1288, 15696664), (1336, 15132712), (1426, 14177632), (1472, 13734581), (1516, 13335952), (1736, 11645912), (1984, 10190173), (2338, 8647264), (2576, 7848332), (2653, 7620544), (2672, 7566356), (2852, 7088816), (3032, 6667976), (3472, 5822956), (3841, 5263552), (4676, 4323632), (4991, 4050752), (5152, 3924166), (5177, 3905216), (5306, 3810272), (5344, 3783178), (5704, 3544408), (6064, 3333988), (6944, 2911478), (7682, 2631776), (8717, 2319296), (9352, 2161816), (9982, 2025376), (10304, 1962083), (10354, 1952608), (10612, 1905136), (10688, 1891589), (11408, 1772204), (11749, 1720768), (12128, 1666994), (13888, 1455739), (15364, 1315888), (17434, 1159648), (18704, 1080908), (19964, 1012688), (20708, 976304), (21224, 952568), (22816, 886102), (23498, 860384), (24256, 833497), (26887, 751936), (30728, 657944), (34868, 579824), (36239, 557888), (37408, 540454), (39928, 506344), (41416, 488152), (42448, 476284), (45632, 443051), (46996, 430192), (53774, 375968), (61019, 331328), (61456, 328972), (63293, 319424), (69736, 289912), (72478, 278944), (74816, 270227), (79856, 253172), (82243, 245824), (82832, 244076), (84896, 238142), (93992, 215096), (107548, 187984), (119071, 169792), (122038, 165664), (122912, 164486), (126586, 159712), (139472, 144956)]