20655135

素因数分解:

$3^3\times 5^1\times {\mathrm{153001}}^1$

素因数の和:153015

約数の個数: 16

約数和(自身を含む): 36720480

約数和(自身を除く): 16065345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 153001, 459003, 765005, 1377009, 2295015, 4131027, 6885045, 20655135]

約数ペア:

[(1, 20655135), (3, 6885045), (5, 4131027), (9, 2295015), (15, 1377009), (27, 765005), (45, 459003), (135, 153001)]