20499798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1181}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 44934912

約数和(自身を除く): 24435114

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 263, 526, 789, 1181, 1578, 2362, 2893, 3543, 5786, 7086, 8679, 12991, 17358, 25982, 38973, 77946, 310603, 621206, 931809, 1863618, 3416633, 6833266, 10249899, 20499798]

約数ペア:

[(1, 20499798), (2, 10249899), (3, 6833266), (6, 3416633), (11, 1863618), (22, 931809), (33, 621206), (66, 310603), (263, 77946), (526, 38973), (789, 25982), (1181, 17358), (1578, 12991), (2362, 8679), (2893, 7086), (3543, 5786)]