18328261

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 23639040

約数和(自身を除く): 5310779

約数列:

[1, 7, 17, 29, 47, 113, 119, 203, 329, 493, 791, 799, 1363, 1921, 3277, 3451, 5311, 5593, 9541, 13447, 22939, 23171, 37177, 55709, 90287, 154019, 162197, 389963, 632009, 1078133, 2618323, 18328261]

約数ペア:

[(1, 18328261), (7, 2618323), (17, 1078133), (29, 632009), (47, 389963), (113, 162197), (119, 154019), (203, 90287), (329, 55709), (493, 37177), (791, 23171), (799, 22939), (1363, 13447), (1921, 9541), (3277, 5593), (3451, 5311)]