20551734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163109}}^1$

素因数の和:163124

約数の個数: 24

約数和(自身を含む): 50890320

約数和(自身を除く): 30338586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163109, 326218, 489327, 978654, 1141763, 1467981, 2283526, 2935962, 3425289, 6850578, 10275867, 20551734]

約数ペア:

[(1, 20551734), (2, 10275867), (3, 6850578), (6, 3425289), (7, 2935962), (9, 2283526), (14, 1467981), (18, 1141763), (21, 978654), (42, 489327), (63, 326218), (126, 163109)]