20117007568

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{653}}^1$

素因数の和:1185

約数の個数: 160

約数和(自身を含む): 48579747840

約数和(自身を除く): 28462740272

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 467, 496, 532, 589, 653, 868, 934, 1064, 1178, 1306, 1736, 1868, 2128, 2356, 2612, 3269, 3472, 3736, 4123, 4571, 4712, 5224, 6538, 7472, 8246, 8873, 9142, 9424, 10448, 12407, 13076, 14477, 16492, 17746, 18284, 20243, 24814, 26152, 28954, 32984, 35492, 36568, 40486, 49628, 52304, 57908, 62111, 65968, 70984, 73136, 80972, 86849, 99256, 101339, 115816, 124222, 141701, 141968, 161944, 173698, 198512, 202678, 231632, 248444, 275063, 283402, 304951, 323888, 347396, 384617, 405356, 496888, 550126, 566804, 609902, 694792, 769234, 810712, 993776, 1100252, 1133608, 1219804, 1389584, 1538468, 1621424, 1925441, 2134657, 2200504, 2267216, 2439608, 2692319, 3076936, 3850882, 4269314, 4401008, 4879216, 5384638, 5794069, 6153872, 7701764, 8538628, 9453481, 10769276, 11588138, 15403528, 17077256, 18906962, 21538552, 23176276, 30807056, 34154512, 37813924, 40558483, 43077104, 46352552, 66174367, 75627848, 81116966, 92705104, 132348734, 151255696, 162233932, 179616139, 264697468, 324467864, 359232278, 529394936, 648935728, 718464556, 1058789872, 1257312973, 1436929112, 2514625946, 2873858224, 5029251892, 10058503784, 20117007568]

約数ペア:

[(1, 20117007568), (2, 10058503784), (4, 5029251892), (7, 2873858224), (8, 2514625946), (14, 1436929112), (16, 1257312973), (19, 1058789872), (28, 718464556), (31, 648935728), (38, 529394936), (56, 359232278), (62, 324467864), (76, 264697468), (112, 179616139), (124, 162233932), (133, 151255696), (152, 132348734), (217, 92705104), (248, 81116966), (266, 75627848), (304, 66174367), (434, 46352552), (467, 43077104), (496, 40558483), (532, 37813924), (589, 34154512), (653, 30807056), (868, 23176276), (934, 21538552), (1064, 18906962), (1178, 17077256), (1306, 15403528), (1736, 11588138), (1868, 10769276), (2128, 9453481), (2356, 8538628), (2612, 7701764), (3269, 6153872), (3472, 5794069), (3736, 5384638), (4123, 4879216), (4571, 4401008), (4712, 4269314), (5224, 3850882), (6538, 3076936), (7472, 2692319), (8246, 2439608), (8873, 2267216), (9142, 2200504), (9424, 2134657), (10448, 1925441), (12407, 1621424), (13076, 1538468), (14477, 1389584), (16492, 1219804), (17746, 1133608), (18284, 1100252), (20243, 993776), (24814, 810712), (26152, 769234), (28954, 694792), (32984, 609902), (35492, 566804), (36568, 550126), (40486, 496888), (49628, 405356), (52304, 384617), (57908, 347396), (62111, 323888), (65968, 304951), (70984, 283402), (73136, 275063), (80972, 248444), (86849, 231632), (99256, 202678), (101339, 198512), (115816, 173698), (124222, 161944), (141701, 141968)]