19995063

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1511}}^1$

素因数の和:1926

約数の個数: 16

約数和(自身を含む): 29175552

約数和(自身を除く): 9180489

約数列:

[1, 3, 11, 33, 401, 1203, 1511, 4411, 4533, 13233, 16621, 49863, 605911, 1817733, 6665021, 19995063]

約数ペア:

[(1, 19995063), (3, 6665021), (11, 1817733), (33, 605911), (401, 49863), (1203, 16621), (1511, 13233), (4411, 4533)]