20111188

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2053}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 36807680

約数和(自身を除く): 16696492

約数列:

[1, 2, 4, 31, 62, 79, 124, 158, 316, 2053, 2449, 4106, 4898, 8212, 9796, 63643, 127286, 162187, 254572, 324374, 648748, 5027797, 10055594, 20111188]

約数ペア:

[(1, 20111188), (2, 10055594), (4, 5027797), (31, 648748), (62, 324374), (79, 254572), (124, 162187), (158, 127286), (316, 63643), (2053, 9796), (2449, 8212), (4106, 4898)]