198653968

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 60

約数和(自身を含む): 410644848

約数和(自身を除く): 211990880

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 211, 304, 326, 361, 422, 652, 722, 844, 1304, 1444, 1688, 2608, 2888, 3097, 3376, 4009, 5776, 6194, 8018, 12388, 16036, 24776, 32072, 34393, 49552, 58843, 64144, 68786, 76171, 117686, 137572, 152342, 235372, 275144, 304684, 470744, 550288, 609368, 653467, 941488, 1218736, 1306934, 2613868, 5227736, 10455472, 12415873, 24831746, 49663492, 99326984, 198653968]

約数ペア:

[(1, 198653968), (2, 99326984), (4, 49663492), (8, 24831746), (16, 12415873), (19, 10455472), (38, 5227736), (76, 2613868), (152, 1306934), (163, 1218736), (211, 941488), (304, 653467), (326, 609368), (361, 550288), (422, 470744), (652, 304684), (722, 275144), (844, 235372), (1304, 152342), (1444, 137572), (1688, 117686), (2608, 76171), (2888, 68786), (3097, 64144), (3376, 58843), (4009, 49552), (5776, 34393), (6194, 32072), (8018, 24776), (12388, 16036)]