20097921078

素因数分解:

$2^1\times 3^2\times {\mathrm{181}}^1\times {\mathrm{563}}^1\times {\mathrm{10957}}^1$

素因数の和:11709

約数の個数: 48

約数和(自身を含む): 43867854576

約数和(自身を除く): 23769933498

約数列:

[1, 2, 3, 6, 9, 18, 181, 362, 543, 563, 1086, 1126, 1629, 1689, 3258, 3378, 5067, 10134, 10957, 21914, 32871, 65742, 98613, 101903, 197226, 203806, 305709, 611418, 917127, 1834254, 1983217, 3966434, 5949651, 6168791, 11899302, 12337582, 17848953, 18506373, 35697906, 37012746, 55519119, 111038238, 1116551171, 2233102342, 3349653513, 6699307026, 10048960539, 20097921078]

約数ペア:

[(1, 20097921078), (2, 10048960539), (3, 6699307026), (6, 3349653513), (9, 2233102342), (18, 1116551171), (181, 111038238), (362, 55519119), (543, 37012746), (563, 35697906), (1086, 18506373), (1126, 17848953), (1629, 12337582), (1689, 11899302), (3258, 6168791), (3378, 5949651), (5067, 3966434), (10134, 1983217), (10957, 1834254), (21914, 917127), (32871, 611418), (65742, 305709), (98613, 203806), (101903, 197226)]