20566730

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{43759}}^1$

素因数の和:43813

約数の個数: 16

約数和(自身を含む): 37808640

約数和(自身を除く): 17241910

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 43759, 87518, 218795, 437590, 2056673, 4113346, 10283365, 20566730]

約数ペア:

[(1, 20566730), (2, 10283365), (5, 4113346), (10, 2056673), (47, 437590), (94, 218795), (235, 87518), (470, 43759)]