20148976

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{3079}}^1$

素因数の和:3496

約数の個数: 20

約数和(自身を含む): 39146800

約数和(自身を除く): 18997824

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3079, 3272, 6158, 6544, 12316, 24632, 49264, 1259311, 2518622, 5037244, 10074488, 20148976]

約数ペア:

[(1, 20148976), (2, 10074488), (4, 5037244), (8, 2518622), (16, 1259311), (409, 49264), (818, 24632), (1636, 12316), (3079, 6544), (3272, 6158)]