19560628

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157747}}^1$

素因数の和:157782

約数の個数: 12

約数和(自身を含む): 35335552

約数和(自身を除く): 15774924

約数列:

[1, 2, 4, 31, 62, 124, 157747, 315494, 630988, 4890157, 9780314, 19560628]

約数ペア:

[(1, 19560628), (2, 9780314), (4, 4890157), (31, 630988), (62, 315494), (124, 157747)]