19423400

素因数分解:

$2^3\times 5^2\times {\mathrm{97117}}^1$

素因数の和:97133

約数の個数: 24

約数和(自身を含む): 45159870

約数和(自身を除く): 25736470

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 97117, 194234, 388468, 485585, 776936, 971170, 1942340, 2427925, 3884680, 4855850, 9711700, 19423400]

約数ペア:

[(1, 19423400), (2, 9711700), (4, 4855850), (5, 3884680), (8, 2427925), (10, 1942340), (20, 971170), (25, 776936), (40, 485585), (50, 388468), (100, 194234), (200, 97117)]