20145012028

素因数分解:

$2^2\times {\mathrm{967}}^1\times {\mathrm{1021}}^1\times {\mathrm{5101}}^1$

素因数の和:7093

約数の個数: 24

約数和(自身を含む): 35331717344

約数和(自身を除く): 15186705316

約数列:

[1, 2, 4, 967, 1021, 1934, 2042, 3868, 4084, 5101, 10202, 20404, 987307, 1974614, 3949228, 4932667, 5208121, 9865334, 10416242, 19730668, 20832484, 5036253007, 10072506014, 20145012028]

約数ペア:

[(1, 20145012028), (2, 10072506014), (4, 5036253007), (967, 20832484), (1021, 19730668), (1934, 10416242), (2042, 9865334), (3868, 5208121), (4084, 4932667), (5101, 3949228), (10202, 1974614), (20404, 987307)]