20321268

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{153949}}^1$

素因数の和:153967

約数の個数: 24

約数和(自身を含む): 51727200

約数和(自身を除く): 31405932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 153949, 307898, 461847, 615796, 923694, 1693439, 1847388, 3386878, 5080317, 6773756, 10160634, 20321268]

約数ペア:

[(1, 20321268), (2, 10160634), (3, 6773756), (4, 5080317), (6, 3386878), (11, 1847388), (12, 1693439), (22, 923694), (33, 615796), (44, 461847), (66, 307898), (132, 153949)]