20158712

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12413}}^1$

素因数の和:12455

約数の個数: 32

約数和(自身を含む): 44690400

約数和(自身を除く): 24531688

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12413, 24826, 49652, 86891, 99304, 173782, 347564, 359977, 695128, 719954, 1439908, 2519839, 2879816, 5039678, 10079356, 20158712]

約数ペア:

[(1, 20158712), (2, 10079356), (4, 5039678), (7, 2879816), (8, 2519839), (14, 1439908), (28, 719954), (29, 695128), (56, 359977), (58, 347564), (116, 173782), (203, 99304), (232, 86891), (406, 49652), (812, 24826), (1624, 12413)]