20407174

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{3823}}^1$

素因数の和:3999

約数の個数: 16

約数和(自身を含む): 32626368

約数和(自身を除く): 12219194

約数列:

[1, 2, 17, 34, 157, 314, 2669, 3823, 5338, 7646, 64991, 129982, 600211, 1200422, 10203587, 20407174]

約数ペア:

[(1, 20407174), (2, 10203587), (17, 1200422), (34, 600211), (157, 129982), (314, 64991), (2669, 7646), (3823, 5338)]