18210260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31397}}^1$

素因数の和:31435

約数の個数: 24

約数和(自身を含む): 39561480

約数和(自身を除く): 21351220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31397, 62794, 125588, 156985, 313970, 627940, 910513, 1821026, 3642052, 4552565, 9105130, 18210260]

約数ペア:

[(1, 18210260), (2, 9105130), (4, 4552565), (5, 3642052), (10, 1821026), (20, 910513), (29, 627940), (58, 313970), (116, 156985), (145, 125588), (290, 62794), (580, 31397)]