18502238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1471}}^1$

素因数の和:1823

約数の個数: 16

約数和(自身を含む): 29322240

約数和(自身を除く): 10820002

約数列:

[1, 2, 19, 38, 331, 662, 1471, 2942, 6289, 12578, 27949, 55898, 486901, 973802, 9251119, 18502238]

約数ペア:

[(1, 18502238), (2, 9251119), (19, 973802), (38, 486901), (331, 55898), (662, 27949), (1471, 12578), (2942, 6289)]