20635155

素因数分解:

$3^4\times 5^1\times {\mathrm{50951}}^1$

素因数の和:50968

約数の個数: 20

約数和(自身を含む): 36991152

約数和(自身を除く): 16355997

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 50951, 152853, 254755, 458559, 764265, 1375677, 2292795, 4127031, 6878385, 20635155]

約数ペア:

[(1, 20635155), (3, 6878385), (5, 4127031), (9, 2292795), (15, 1375677), (27, 764265), (45, 458559), (81, 254755), (135, 152853), (405, 50951)]