308988146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{20903}}^1$

素因数の和:21313

約数の個数: 16

約数和(自身を含む): 489153600

約数和(自身を除く): 180165454

約数列:

[1, 2, 19, 38, 389, 778, 7391, 14782, 20903, 41806, 397157, 794314, 8131267, 16262534, 154494073, 308988146]

約数ペア:

[(1, 308988146), (2, 154494073), (19, 16262534), (38, 8131267), (389, 794314), (778, 397157), (7391, 41806), (14782, 20903)]