20797744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{118169}}^1$

素因数の和:118188

約数の個数: 20

約数和(自身を含む): 43959240

約数和(自身を除く): 23161496

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 118169, 236338, 472676, 945352, 1299859, 1890704, 2599718, 5199436, 10398872, 20797744]

約数ペア:

[(1, 20797744), (2, 10398872), (4, 5199436), (8, 2599718), (11, 1890704), (16, 1299859), (22, 945352), (44, 472676), (88, 236338), (176, 118169)]