20161177892

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{70990063}}^1$

素因数の和:70990138

約数の個数: 12

約数和(自身を含む): 35778992256

約数和(自身を除く): 15617814364

約数列:

[1, 2, 4, 71, 142, 284, 70990063, 141980126, 283960252, 5040294473, 10080588946, 20161177892]

約数ペア:

[(1, 20161177892), (2, 10080588946), (4, 5040294473), (71, 283960252), (142, 141980126), (284, 70990063)]