20737475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1033}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 28463952

約数和(自身を除く): 7726477

約数列:

[1, 5, 11, 25, 55, 73, 275, 365, 803, 1033, 1825, 4015, 5165, 11363, 20075, 25825, 56815, 75409, 284075, 377045, 829499, 1885225, 4147495, 20737475]

約数ペア:

[(1, 20737475), (5, 4147495), (11, 1885225), (25, 829499), (55, 377045), (73, 284075), (275, 75409), (365, 56815), (803, 25825), (1033, 20075), (1825, 11363), (4015, 5165)]