18907058

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2957}}^1$

素因数の和:3121

約数の個数: 16

約数和(自身を含む): 29816640

約数和(自身を除く): 10909582

約数列:

[1, 2, 23, 46, 139, 278, 2957, 3197, 5914, 6394, 68011, 136022, 411023, 822046, 9453529, 18907058]

約数ペア:

[(1, 18907058), (2, 9453529), (23, 822046), (46, 411023), (139, 136022), (278, 68011), (2957, 6394), (3197, 5914)]