20797766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55609}}^1$

素因数の和:55639

約数の個数: 16

約数和(自身を含む): 36035280

約数和(自身を除く): 15237514

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 55609, 111218, 611699, 945353, 1223398, 1890706, 10398883, 20797766]

約数ペア:

[(1, 20797766), (2, 10398883), (11, 1890706), (17, 1223398), (22, 945353), (34, 611699), (187, 111218), (374, 55609)]