20175440152

素因数分解:

$2^3\times 7^1\times {\mathrm{10937}}^1\times {\mathrm{32941}}^1$

素因数の和:43891

約数の個数: 32

約数和(自身を含む): 43238351520

約数和(自身を除く): 23062911368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 10937, 21874, 32941, 43748, 65882, 76559, 87496, 131764, 153118, 230587, 263528, 306236, 461174, 612472, 922348, 1844696, 360275717, 720551434, 1441102868, 2521930019, 2882205736, 5043860038, 10087720076, 20175440152]

約数ペア:

[(1, 20175440152), (2, 10087720076), (4, 5043860038), (7, 2882205736), (8, 2521930019), (14, 1441102868), (28, 720551434), (56, 360275717), (10937, 1844696), (21874, 922348), (32941, 612472), (43748, 461174), (65882, 306236), (76559, 263528), (87496, 230587), (131764, 153118)]