18218321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1429}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 21278400

約数和(自身を除く): 3060079

約数列:

[1, 11, 19, 61, 209, 671, 1159, 1429, 12749, 15719, 27151, 87169, 298661, 958859, 1656211, 18218321]

約数ペア:

[(1, 18218321), (11, 1656211), (19, 958859), (61, 298661), (209, 87169), (671, 27151), (1159, 15719), (1429, 12749)]