20814870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{693829}}^1$

素因数の和:693839

約数の個数: 16

約数和(自身を含む): 49955760

約数和(自身を除く): 29140890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 693829, 1387658, 2081487, 3469145, 4162974, 6938290, 10407435, 20814870]

約数ペア:

[(1, 20814870), (2, 10407435), (3, 6938290), (5, 4162974), (6, 3469145), (10, 2081487), (15, 1387658), (30, 693829)]