20089515

素因数分解:

$3^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1889}}^1$

素因数の和:2606

約数の個数: 16

約数和(自身を含む): 32205600

約数和(自身を除く): 12116085

約数列:

[1, 3, 5, 15, 709, 1889, 2127, 3545, 5667, 9445, 10635, 28335, 1339301, 4017903, 6696505, 20089515]

約数ペア:

[(1, 20089515), (3, 6696505), (5, 4017903), (15, 1339301), (709, 28335), (1889, 10635), (2127, 9445), (3545, 5667)]