20705163

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1954

約数の個数: 16

約数和(自身を含む): 28644096

約数和(自身を除く): 7938933

約数列:

[1, 3, 37, 103, 111, 309, 1811, 3811, 5433, 11433, 67007, 186533, 201021, 559599, 6901721, 20705163]

約数ペア:

[(1, 20705163), (3, 6901721), (37, 559599), (103, 201021), (111, 186533), (309, 67007), (1811, 11433), (3811, 5433)]