18388380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{306473}}^1$

素因数の和:306485

約数の個数: 24

約数和(自身を含む): 51487632

約数和(自身を除く): 33099252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 306473, 612946, 919419, 1225892, 1532365, 1838838, 3064730, 3677676, 4597095, 6129460, 9194190, 18388380]

約数ペア:

[(1, 18388380), (2, 9194190), (3, 6129460), (4, 4597095), (5, 3677676), (6, 3064730), (10, 1838838), (12, 1532365), (15, 1225892), (20, 919419), (30, 612946), (60, 306473)]