18381638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6011}}^1$

素因数の和:6163

約数の個数: 16

約数和(自身を含む): 30300480

約数和(自身を除く): 11918842

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6011, 12022, 66121, 132242, 835529, 1671058, 9190819, 18381638]

約数ペア:

[(1, 18381638), (2, 9190819), (11, 1671058), (22, 835529), (139, 132242), (278, 66121), (1529, 12022), (3058, 6011)]