20009268

素因数分解:

$2^2\times 3^4\times {\mathrm{61757}}^1$

素因数の和:61773

約数の個数: 30

約数和(自身を含む): 52309026

約数和(自身を除く): 32299758

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61757, 123514, 185271, 247028, 370542, 555813, 741084, 1111626, 1667439, 2223252, 3334878, 5002317, 6669756, 10004634, 20009268]

約数ペア:

[(1, 20009268), (2, 10004634), (3, 6669756), (4, 5002317), (6, 3334878), (9, 2223252), (12, 1667439), (18, 1111626), (27, 741084), (36, 555813), (54, 370542), (81, 247028), (108, 185271), (162, 123514), (324, 61757)]