30199888

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{111029}}^1$

素因数の和:111054

約数の個数: 20

約数和(自身を含む): 61954740

約数和(自身を除く): 31754852

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 111029, 222058, 444116, 888232, 1776464, 1887493, 3774986, 7549972, 15099944, 30199888]

約数ペア:

[(1, 30199888), (2, 15099944), (4, 7549972), (8, 3774986), (16, 1887493), (17, 1776464), (34, 888232), (68, 444116), (136, 222058), (272, 111029)]