19493288

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{143333}}^1$

素因数の和:143356

約数の個数: 16

約数和(自身を含む): 38700180

約数和(自身を除く): 19206892

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 143333, 286666, 573332, 1146664, 2436661, 4873322, 9746644, 19493288]

約数ペア:

[(1, 19493288), (2, 9746644), (4, 4873322), (8, 2436661), (17, 1146664), (34, 573332), (68, 286666), (136, 143333)]