20955278

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:787

約数の個数: 16

約数和(自身を含む): 31953744

約数和(自身を除く): 10998466

約数列:

[1, 2, 101, 202, 227, 454, 457, 914, 22927, 45854, 46157, 92314, 103739, 207478, 10477639, 20955278]

約数ペア:

[(1, 20955278), (2, 10477639), (101, 207478), (202, 103739), (227, 92314), (454, 46157), (457, 45854), (914, 22927)]