18992464

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5323}}^1$

素因数の和:5554

約数の個数: 20

約数和(自身を含む): 36969856

約数和(自身を除く): 17977392

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5323, 10646, 21292, 42584, 85168, 1187029, 2374058, 4748116, 9496232, 18992464]

約数ペア:

[(1, 18992464), (2, 9496232), (4, 4748116), (8, 2374058), (16, 1187029), (223, 85168), (446, 42584), (892, 21292), (1784, 10646), (3568, 5323)]