19619060

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8681}}^1$

素因数の和:8803

約数の個数: 24

約数和(自身を含む): 41569416

約数和(自身を除く): 21950356

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 8681, 17362, 34724, 43405, 86810, 173620, 980953, 1961906, 3923812, 4904765, 9809530, 19619060]

約数ペア:

[(1, 19619060), (2, 9809530), (4, 4904765), (5, 3923812), (10, 1961906), (20, 980953), (113, 173620), (226, 86810), (452, 43405), (565, 34724), (1130, 17362), (2260, 8681)]