18972650

素因数分解:

$2^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{1657}}^1$

素因数の和:1898

約数の個数: 24

約数和(自身を含む): 35464620

約数和(自身を除く): 16491970

約数列:

[1, 2, 5, 10, 25, 50, 229, 458, 1145, 1657, 2290, 3314, 5725, 8285, 11450, 16570, 41425, 82850, 379453, 758906, 1897265, 3794530, 9486325, 18972650]

約数ペア:

[(1, 18972650), (2, 9486325), (5, 3794530), (10, 1897265), (25, 758906), (50, 379453), (229, 82850), (458, 41425), (1145, 16570), (1657, 11450), (2290, 8285), (3314, 5725)]