19665386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{2791}}^1$

素因数の和:3077

約数の個数: 16

約数和(自身を含む): 31895808

約数和(自身を除く): 12230422

約数列:

[1, 2, 13, 26, 271, 542, 2791, 3523, 5582, 7046, 36283, 72566, 756361, 1512722, 9832693, 19665386]

約数ペア:

[(1, 19665386), (2, 9832693), (13, 1512722), (26, 756361), (271, 72566), (542, 36283), (2791, 7046), (3523, 5582)]