19956630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{665221}}^1$

素因数の和:665231

約数の個数: 16

約数和(自身を含む): 47895984

約数和(自身を除く): 27939354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 665221, 1330442, 1995663, 3326105, 3991326, 6652210, 9978315, 19956630]

約数ペア:

[(1, 19956630), (2, 9978315), (3, 6652210), (5, 3991326), (6, 3326105), (10, 1995663), (15, 1330442), (30, 665221)]