18338812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{106621}}^1$

素因数の和:106668

約数の個数: 12

約数和(自身を含む): 32839576

約数和(自身を除く): 14500764

約数列:

[1, 2, 4, 43, 86, 172, 106621, 213242, 426484, 4584703, 9169406, 18338812]

約数ペア:

[(1, 18338812), (2, 9169406), (4, 4584703), (43, 426484), (86, 213242), (172, 106621)]