20125979499

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{2207}}^1\times {\mathrm{178807}}^1$

素因数の和:181034

約数の個数: 16

約数和(自身を含む): 28426180608

約数和(自身を除く): 8300201109

約数列:

[1, 3, 17, 51, 2207, 6621, 37519, 112557, 178807, 536421, 3039719, 9119157, 394627049, 1183881147, 6708659833, 20125979499]

約数ペア:

[(1, 20125979499), (3, 6708659833), (17, 1183881147), (51, 394627049), (2207, 9119157), (6621, 3039719), (37519, 536421), (112557, 178807)]