2019923390

素因数分解:

$2^1\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{84551}}^1$

素因数の和:86947

約数の個数: 16

約数和(自身を含む): 3637427040

約数和(自身を除く): 1617503650

約数列:

[1, 2, 5, 10, 2389, 4778, 11945, 23890, 84551, 169102, 422755, 845510, 201992339, 403984678, 1009961695, 2019923390]

約数ペア:

[(1, 2019923390), (2, 1009961695), (5, 403984678), (10, 201992339), (2389, 845510), (4778, 422755), (11945, 169102), (23890, 84551)]