19516318

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1$

素因数の和:1059

約数の個数: 16

約数和(自身を含む): 29880000

約数和(自身を除く): 10363682

約数列:

[1, 2, 79, 149, 158, 298, 829, 1658, 11771, 23542, 65491, 123521, 130982, 247042, 9758159, 19516318]

約数ペア:

[(1, 19516318), (2, 9758159), (79, 247042), (149, 130982), (158, 123521), (298, 65491), (829, 23542), (1658, 11771)]