19459994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5519}}^1$

素因数の和:5605

約数の個数: 16

約数和(自身を含む): 30602880

約数和(自身を除く): 11142886

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 5519, 11038, 226279, 237317, 452558, 474634, 9729997, 19459994]

約数ペア:

[(1, 19459994), (2, 9729997), (41, 474634), (43, 452558), (82, 237317), (86, 226279), (1763, 11038), (3526, 5519)]