18980582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1627}}^1$

素因数の和:1955

約数の個数: 16

約数和(自身を含む): 30085440

約数和(自身を除く): 11104858

約数列:

[1, 2, 19, 38, 307, 614, 1627, 3254, 5833, 11666, 30913, 61826, 499489, 998978, 9490291, 18980582]

約数ペア:

[(1, 18980582), (2, 9490291), (19, 998978), (38, 499489), (307, 61826), (614, 30913), (1627, 11666), (3254, 5833)]