20290635

素因数分解:

$3^3\times 5^1\times {\mathrm{150301}}^1$

素因数の和:150315

約数の個数: 16

約数和(自身を含む): 36072480

約数和(自身を除く): 15781845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 150301, 450903, 751505, 1352709, 2254515, 4058127, 6763545, 20290635]

約数ペア:

[(1, 20290635), (3, 6763545), (5, 4058127), (9, 2254515), (15, 1352709), (27, 751505), (45, 450903), (135, 150301)]