19078423

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6763}}^1$

素因数の和:6814

約数の個数: 16

約数和(自身を含む): 24242176

約数和(自身を除く): 5163753

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6763, 47341, 87919, 209653, 615433, 1467571, 2725489, 19078423]

約数ペア:

[(1, 19078423), (7, 2725489), (13, 1467571), (31, 615433), (91, 209653), (217, 87919), (403, 47341), (2821, 6763)]