19473872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110647}}^1$

素因数の和:110666

約数の個数: 20

約数和(自身を含む): 41161056

約数和(自身を除く): 21687184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110647, 221294, 442588, 885176, 1217117, 1770352, 2434234, 4868468, 9736936, 19473872]

約数ペア:

[(1, 19473872), (2, 9736936), (4, 4868468), (8, 2434234), (11, 1770352), (16, 1217117), (22, 885176), (44, 442588), (88, 221294), (176, 110647)]