20565475592

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{1039}}^1\times {\mathrm{22699}}^1$

素因数の和:23853

約数の個数: 32

約数和(自身を含む): 38953200000

約数和(自身を除く): 18387724408

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 1039, 2078, 4156, 8312, 22699, 45398, 90796, 113251, 181592, 226502, 453004, 906008, 2474191, 4948382, 9896764, 19793528, 23584261, 47168522, 94337044, 188674088, 2570684449, 5141368898, 10282737796, 20565475592]

約数ペア:

[(1, 20565475592), (2, 10282737796), (4, 5141368898), (8, 2570684449), (109, 188674088), (218, 94337044), (436, 47168522), (872, 23584261), (1039, 19793528), (2078, 9896764), (4156, 4948382), (8312, 2474191), (22699, 906008), (45398, 453004), (90796, 226502), (113251, 181592)]