19443350

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5477}}^1$

素因数の和:5560

約数の個数: 24

約数和(自身を含む): 36680688

約数和(自身を除く): 17237338

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5477, 10954, 27385, 54770, 136925, 273850, 388867, 777734, 1944335, 3888670, 9721675, 19443350]

約数ペア:

[(1, 19443350), (2, 9721675), (5, 3888670), (10, 1944335), (25, 777734), (50, 388867), (71, 273850), (142, 136925), (355, 54770), (710, 27385), (1775, 10954), (3550, 5477)]