19263419

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{3001}}^1$

素因数の和:3146

約数の個数: 12

約数和(自身を含む): 22587048

約数和(自身を除く): 3323629

約数列:

[1, 7, 49, 131, 917, 3001, 6419, 21007, 147049, 393131, 2751917, 19263419]

約数ペア:

[(1, 19263419), (7, 2751917), (49, 393131), (131, 147049), (917, 21007), (3001, 6419)]