18487478

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:751

約数の個数: 16

約数和(自身を含む): 28194480

約数和(自身を除く): 9707002

約数列:

[1, 2, 113, 179, 226, 358, 457, 914, 20227, 40454, 51641, 81803, 103282, 163606, 9243739, 18487478]

約数ペア:

[(1, 18487478), (2, 9243739), (113, 163606), (179, 103282), (226, 81803), (358, 51641), (457, 40454), (914, 20227)]