19207770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640259}}^1$

素因数の和:640269

約数の個数: 16

約数和(自身を含む): 46098720

約数和(自身を除く): 26890950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640259, 1280518, 1920777, 3201295, 3841554, 6402590, 9603885, 19207770]

約数ペア:

[(1, 19207770), (2, 9603885), (3, 6402590), (5, 3841554), (6, 3201295), (10, 1920777), (15, 1280518), (30, 640259)]