19211070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640369}}^1$

素因数の和:640379

約数の個数: 16

約数和(自身を含む): 46106640

約数和(自身を除く): 26895570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640369, 1280738, 1921107, 3201845, 3842214, 6403690, 9605535, 19211070]

約数ペア:

[(1, 19211070), (2, 9605535), (3, 6403690), (5, 3842214), (6, 3201845), (10, 1921107), (15, 1280738), (30, 640369)]