2019921370

素因数分解:

$2^1\times 5^1\times {\mathrm{7789}}^1\times {\mathrm{25933}}^1$

素因数の和:33729

約数の個数: 16

約数和(自身を含む): 3636465480

約数和(自身を除く): 1616544110

約数列:

[1, 2, 5, 10, 7789, 15578, 25933, 38945, 51866, 77890, 129665, 259330, 201992137, 403984274, 1009960685, 2019921370]

約数ペア:

[(1, 2019921370), (2, 1009960685), (5, 403984274), (10, 201992137), (7789, 259330), (15578, 129665), (25933, 77890), (38945, 51866)]