20553128

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{13451}}^1$

素因数の和:13648

約数の個数: 16

約数和(自身を含む): 38741760

約数和(自身を除く): 18188632

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 13451, 26902, 53804, 107608, 2569141, 5138282, 10276564, 20553128]

約数ペア:

[(1, 20553128), (2, 10276564), (4, 5138282), (8, 2569141), (191, 107608), (382, 53804), (764, 26902), (1528, 13451)]