20158642568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{148225313}}^1$

素因数の和:148225336

約数の個数: 16

約数和(自身を含む): 40020834780

約数和(自身を除く): 19862192212

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 148225313, 296450626, 592901252, 1185802504, 2519830321, 5039660642, 10079321284, 20158642568]

約数ペア:

[(1, 20158642568), (2, 10079321284), (4, 5039660642), (8, 2519830321), (17, 1185802504), (34, 592901252), (68, 296450626), (136, 148225313)]