20217202972

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{274139}}^1$

素因数の和:274425

約数の個数: 24

約数和(自身を含む): 35923305600

約数和(自身を除く): 15706102628

約数列:

[1, 2, 4, 103, 179, 206, 358, 412, 716, 18437, 36874, 73748, 274139, 548278, 1096556, 28236317, 49070881, 56472634, 98141762, 112945268, 196283524, 5054300743, 10108601486, 20217202972]

約数ペア:

[(1, 20217202972), (2, 10108601486), (4, 5054300743), (103, 196283524), (179, 112945268), (206, 98141762), (358, 56472634), (412, 49070881), (716, 28236317), (18437, 1096556), (36874, 548278), (73748, 274139)]