20314281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8539}}^1$

素因数の和:8616

約数の個数: 16

約数和(自身を含む): 29650880

約数和(自身を除く): 9336599

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 8539, 25617, 111007, 333021, 520879, 1562637, 6771427, 20314281]

約数ペア:

[(1, 20314281), (3, 6771427), (13, 1562637), (39, 520879), (61, 333021), (183, 111007), (793, 25617), (2379, 8539)]