18620119

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 22394880

約数和(自身を除く): 3774761

約数列:

[1, 7, 31, 53, 217, 371, 1619, 1643, 11333, 11501, 50189, 85807, 351323, 600649, 2660017, 18620119]

約数ペア:

[(1, 18620119), (7, 2660017), (31, 600649), (53, 351323), (217, 85807), (371, 50189), (1619, 11501), (1643, 11333)]