20119012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2207}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 36723456

約数和(自身を除く): 16604444

約数列:

[1, 2, 4, 43, 53, 86, 106, 172, 212, 2207, 2279, 4414, 4558, 8828, 9116, 94901, 116971, 189802, 233942, 379604, 467884, 5029753, 10059506, 20119012]

約数ペア:

[(1, 20119012), (2, 10059506), (4, 5029753), (43, 467884), (53, 379604), (86, 233942), (106, 189802), (172, 116971), (212, 94901), (2207, 9116), (2279, 8828), (4414, 4558)]