20505846

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{46817}}^1$

素因数の和:46895

約数の個数: 16

約数和(自身を含む): 41574384

約数和(自身を除く): 21068538

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 46817, 93634, 140451, 280902, 3417641, 6835282, 10252923, 20505846]

約数ペア:

[(1, 20505846), (2, 10252923), (3, 6835282), (6, 3417641), (73, 280902), (146, 140451), (219, 93634), (438, 46817)]