18826508

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 33868800

約数和(自身を除く): 15042292

約数列:

[1, 2, 4, 47, 94, 188, 239, 419, 478, 838, 956, 1676, 11233, 19693, 22466, 39386, 44932, 78772, 100141, 200282, 400564, 4706627, 9413254, 18826508]

約数ペア:

[(1, 18826508), (2, 9413254), (4, 4706627), (47, 400564), (94, 200282), (188, 100141), (239, 78772), (419, 44932), (478, 39386), (838, 22466), (956, 19693), (1676, 11233)]