19972936

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{24239}}^1$

素因数の和:24348

約数の個数: 16

約数和(自身を含む): 37814400

約数和(自身を除く): 17841464

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 24239, 48478, 96956, 193912, 2496617, 4993234, 9986468, 19972936]

約数ペア:

[(1, 19972936), (2, 9986468), (4, 4993234), (8, 2496617), (103, 193912), (206, 96956), (412, 48478), (824, 24239)]