2019575420

素因数分解:

$2^2\times 5^1\times {\mathrm{4817}}^1\times {\mathrm{20963}}^1$

素因数の和:25789

約数の個数: 24

約数和(自身を含む): 4242191184

約数和(自身を除く): 2222615764

約数列:

[1, 2, 4, 5, 10, 20, 4817, 9634, 19268, 20963, 24085, 41926, 48170, 83852, 96340, 104815, 209630, 419260, 100978771, 201957542, 403915084, 504893855, 1009787710, 2019575420]

約数ペア:

[(1, 2019575420), (2, 1009787710), (4, 504893855), (5, 403915084), (10, 201957542), (20, 100978771), (4817, 419260), (9634, 209630), (19268, 104815), (20963, 96340), (24085, 83852), (41926, 48170)]