20868159612

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1\times {\mathrm{85451}}^1$

素因数の和:85938

約数の個数: 48

約数和(自身を含む): 49843809792

約数和(自身を除く): 28975650180

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 433, 564, 866, 1299, 1732, 2598, 5196, 20351, 40702, 61053, 81404, 85451, 122106, 170902, 244212, 256353, 341804, 512706, 1025412, 4016197, 8032394, 12048591, 16064788, 24097182, 37000283, 48194364, 74000566, 111000849, 148001132, 222001698, 444003396, 1739013301, 3478026602, 5217039903, 6956053204, 10434079806, 20868159612]

約数ペア:

[(1, 20868159612), (2, 10434079806), (3, 6956053204), (4, 5217039903), (6, 3478026602), (12, 1739013301), (47, 444003396), (94, 222001698), (141, 148001132), (188, 111000849), (282, 74000566), (433, 48194364), (564, 37000283), (866, 24097182), (1299, 16064788), (1732, 12048591), (2598, 8032394), (5196, 4016197), (20351, 1025412), (40702, 512706), (61053, 341804), (81404, 256353), (85451, 244212), (122106, 170902)]