18220085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4751}}^1$

素因数の和:4828

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 5729995

約数列:

[1, 5, 13, 59, 65, 295, 767, 3835, 4751, 23755, 61763, 280309, 308815, 1401545, 3644017, 18220085]

約数ペア:

[(1, 18220085), (5, 3644017), (13, 1401545), (59, 308815), (65, 280309), (295, 61763), (767, 23755), (3835, 4751)]