18919522

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:741

約数の個数: 16

約数和(自身を含む): 28855800

約数和(自身を除く): 9936278

約数列:

[1, 2, 101, 202, 229, 409, 458, 818, 23129, 41309, 46258, 82618, 93661, 187322, 9459761, 18919522]

約数ペア:

[(1, 18919522), (2, 9459761), (101, 187322), (202, 93661), (229, 82618), (409, 46258), (458, 41309), (818, 23129)]