19267898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20029}}^1$

素因数の和:20081

約数の個数: 16

約数和(自身を含む): 31967880

約数和(自身を除く): 12699982

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 20029, 40058, 260377, 520754, 741073, 1482146, 9633949, 19267898]

約数ペア:

[(1, 19267898), (2, 9633949), (13, 1482146), (26, 741073), (37, 520754), (74, 260377), (481, 40058), (962, 20029)]