19007590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38791}}^1$

素因数の和:38812

約数の個数: 24

約数和(自身を含む): 39800592

約数和(自身を除く): 20793002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38791, 77582, 193955, 271537, 387910, 543074, 1357685, 1900759, 2715370, 3801518, 9503795, 19007590]

約数ペア:

[(1, 19007590), (2, 9503795), (5, 3801518), (7, 2715370), (10, 1900759), (14, 1357685), (35, 543074), (49, 387910), (70, 271537), (98, 193955), (245, 77582), (490, 38791)]