18787472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106747}}^1$

素因数の和:106766

約数の個数: 20

約数和(自身を含む): 39710256

約数和(自身を除く): 20922784

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106747, 213494, 426988, 853976, 1174217, 1707952, 2348434, 4696868, 9393736, 18787472]

約数ペア:

[(1, 18787472), (2, 9393736), (4, 4696868), (8, 2348434), (11, 1707952), (16, 1174217), (22, 853976), (44, 426988), (88, 213494), (176, 106747)]