20217135

素因数分解:

$3^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1901}}^1$

素因数の和:2618

約数の個数: 16

約数和(自身を含む): 32410080

約数和(自身を除く): 12192945

約数列:

[1, 3, 5, 15, 709, 1901, 2127, 3545, 5703, 9505, 10635, 28515, 1347809, 4043427, 6739045, 20217135]

約数ペア:

[(1, 20217135), (3, 6739045), (5, 4043427), (15, 1347809), (709, 28515), (1901, 10635), (2127, 9505), (3545, 5703)]