20568942

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{8221}}^1$

素因数の和:8368

約数の個数: 24

約数和(自身を含む): 44892120

約数和(自身を除く): 24323178

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 8221, 16442, 24663, 49326, 73989, 147978, 1142719, 2285438, 3428157, 6856314, 10284471, 20568942]

約数ペア:

[(1, 20568942), (2, 10284471), (3, 6856314), (6, 3428157), (9, 2285438), (18, 1142719), (139, 147978), (278, 73989), (417, 49326), (834, 24663), (1251, 16442), (2502, 8221)]