18640914

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{11813}}^1$

素因数の和:12081

約数の個数: 16

約数和(自身を含む): 37426752

約数和(自身を除く): 18785838

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 11813, 23626, 35439, 70878, 3106819, 6213638, 9320457, 18640914]

約数ペア:

[(1, 18640914), (2, 9320457), (3, 6213638), (6, 3106819), (263, 70878), (526, 35439), (789, 23626), (1578, 11813)]