20202507

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57557}}^1$

素因数の和:57579

約数の個数: 16

約数和(自身を含む): 32232480

約数和(自身を除く): 12029973

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57557, 172671, 518013, 748241, 1554039, 2244723, 6734169, 20202507]

約数ペア:

[(1, 20202507), (3, 6734169), (9, 2244723), (13, 1554039), (27, 748241), (39, 518013), (117, 172671), (351, 57557)]