20163879956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41660909}}^1$

素因数の和:41660935

約数の個数: 18

約数和(自身を含む): 38786307210

約数和(自身を除く): 18622427254

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41660909, 83321818, 166643636, 458269999, 916539998, 1833079996, 5040969989, 10081939978, 20163879956]

約数ペア:

[(1, 20163879956), (2, 10081939978), (4, 5040969989), (11, 1833079996), (22, 916539998), (44, 458269999), (121, 166643636), (242, 83321818), (484, 41660909)]