18969208

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{40189}}^1$

素因数の和:40254

約数の個数: 16

約数和(自身を含む): 36171000

約数和(自身を除く): 17201792

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 40189, 80378, 160756, 321512, 2371151, 4742302, 9484604, 18969208]

約数ペア:

[(1, 18969208), (2, 9484604), (4, 4742302), (8, 2371151), (59, 321512), (118, 160756), (236, 80378), (472, 40189)]