20067892208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{174467}}^1$

素因数の和:174574

約数の個数: 80

約数和(自身を含む): 48460231680

約数和(自身を除く): 28392339472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 208, 316, 364, 553, 632, 728, 1027, 1106, 1264, 1456, 2054, 2212, 4108, 4424, 7189, 8216, 8848, 14378, 16432, 28756, 57512, 115024, 174467, 348934, 697868, 1221269, 1395736, 2268071, 2442538, 2791472, 4536142, 4885076, 9072284, 9770152, 13782893, 15876497, 18144568, 19540304, 27565786, 31752994, 36289136, 55131572, 63505988, 96480251, 110263144, 127011976, 179177609, 192960502, 220526288, 254023952, 358355218, 385921004, 716710436, 771842008, 1254243263, 1433420872, 1543684016, 2508486526, 2866841744, 5016973052, 10033946104, 20067892208]

約数ペア:

[(1, 20067892208), (2, 10033946104), (4, 5016973052), (7, 2866841744), (8, 2508486526), (13, 1543684016), (14, 1433420872), (16, 1254243263), (26, 771842008), (28, 716710436), (52, 385921004), (56, 358355218), (79, 254023952), (91, 220526288), (104, 192960502), (112, 179177609), (158, 127011976), (182, 110263144), (208, 96480251), (316, 63505988), (364, 55131572), (553, 36289136), (632, 31752994), (728, 27565786), (1027, 19540304), (1106, 18144568), (1264, 15876497), (1456, 13782893), (2054, 9770152), (2212, 9072284), (4108, 4885076), (4424, 4536142), (7189, 2791472), (8216, 2442538), (8848, 2268071), (14378, 1395736), (16432, 1221269), (28756, 697868), (57512, 348934), (115024, 174467)]