20163574684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2918873}}^1$

素因数の和:2919045

約数の個数: 24

約数和(自身を含む): 38739295728

約数和(自身を除く): 18575721044

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 2918873, 5837746, 11675492, 32107603, 64215206, 128430412, 458263061, 916526122, 1833052244, 5040893671, 10081787342, 20163574684]

約数ペア:

[(1, 20163574684), (2, 10081787342), (4, 5040893671), (11, 1833052244), (22, 916526122), (44, 458263061), (157, 128430412), (314, 64215206), (628, 32107603), (1727, 11675492), (3454, 5837746), (6908, 2918873)]