990147268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{22503347}}^1$

素因数の和:22503362

約数の個数: 12

約数和(自身を含む): 1890281232

約数和(自身を除く): 900133964

約数列:

[1, 2, 4, 11, 22, 44, 22503347, 45006694, 90013388, 247536817, 495073634, 990147268]

約数ペア:

[(1, 990147268), (2, 495073634), (4, 247536817), (11, 90013388), (22, 45006694), (44, 22503347)]