20277405

素因数分解:

$3^3\times 5^1\times {\mathrm{150203}}^1$

素因数の和:150217

約数の個数: 16

約数和(自身を含む): 36048960

約数和(自身を除く): 15771555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 150203, 450609, 751015, 1351827, 2253045, 4055481, 6759135, 20277405]

約数ペア:

[(1, 20277405), (3, 6759135), (5, 4055481), (9, 2253045), (15, 1351827), (27, 751015), (45, 450609), (135, 150203)]