198889684

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{65167}}^1$

素因数の和:65287

約数の個数: 24

約数和(自身を含む): 401434880

約数和(自身を除く): 202545196

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 65167, 130334, 260668, 456169, 912338, 1824676, 7103203, 14206406, 28412812, 49722421, 99444842, 198889684]

約数ペア:

[(1, 198889684), (2, 99444842), (4, 49722421), (7, 28412812), (14, 14206406), (28, 7103203), (109, 1824676), (218, 912338), (436, 456169), (763, 260668), (1526, 130334), (3052, 65167)]