12811908

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{7681}}^1$

素因数の和:7827

約数の個数: 24

約数和(自身を含む): 30113440

約数和(自身を除く): 17301532

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 7681, 15362, 23043, 30724, 46086, 92172, 1067659, 2135318, 3202977, 4270636, 6405954, 12811908]

約数ペア:

[(1, 12811908), (2, 6405954), (3, 4270636), (4, 3202977), (6, 2135318), (12, 1067659), (139, 92172), (278, 46086), (417, 30724), (556, 23043), (834, 15362), (1668, 7681)]