20177912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{148367}}^1$

素因数の和:148390

約数の個数: 16

約数和(自身を含む): 40059360

約数和(自身を除く): 19881448

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 148367, 296734, 593468, 1186936, 2522239, 5044478, 10088956, 20177912]

約数ペア:

[(1, 20177912), (2, 10088956), (4, 5044478), (8, 2522239), (17, 1186936), (34, 593468), (68, 296734), (136, 148367)]