19845310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{701}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 37908000

約数和(自身を除く): 18062690

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 701, 745, 1402, 1490, 2831, 3505, 5662, 7010, 13319, 14155, 26638, 28310, 66595, 104449, 133190, 208898, 522245, 1044490, 1984531, 3969062, 9922655, 19845310]

約数ペア:

[(1, 19845310), (2, 9922655), (5, 3969062), (10, 1984531), (19, 1044490), (38, 522245), (95, 208898), (149, 133190), (190, 104449), (298, 66595), (701, 28310), (745, 26638), (1402, 14155), (1490, 13319), (2831, 7010), (3505, 5662)]