18129492028

素因数分解:

$2^2\times {\mathrm{241}}^1\times {\mathrm{937}}^1\times {\mathrm{20071}}^1$

素因数の和:21253

約数の個数: 24

約数和(自身を含む): 31893845984

約数和(自身を除く): 13764353956

約数列:

[1, 2, 4, 241, 482, 937, 964, 1874, 3748, 20071, 40142, 80284, 225817, 451634, 903268, 4837111, 9674222, 18806527, 19348444, 37613054, 75226108, 4532373007, 9064746014, 18129492028]

約数ペア:

[(1, 18129492028), (2, 9064746014), (4, 4532373007), (241, 75226108), (482, 37613054), (937, 19348444), (964, 18806527), (1874, 9674222), (3748, 4837111), (20071, 903268), (40142, 451634), (80284, 225817)]