18909210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{630307}}^1$

素因数の和:630317

約数の個数: 16

約数和(自身を含む): 45382176

約数和(自身を除く): 26472966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 630307, 1260614, 1890921, 3151535, 3781842, 6303070, 9454605, 18909210]

約数ペア:

[(1, 18909210), (2, 9454605), (3, 6303070), (5, 3781842), (6, 3151535), (10, 1890921), (15, 1260614), (30, 630307)]