20878674

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 42771456

約数和(自身を除く): 21892782

約数列:

[1, 2, 3, 6, 67, 134, 167, 201, 311, 334, 402, 501, 622, 933, 1002, 1866, 11189, 20837, 22378, 33567, 41674, 51937, 62511, 67134, 103874, 125022, 155811, 311622, 3479779, 6959558, 10439337, 20878674]

約数ペア:

[(1, 20878674), (2, 10439337), (3, 6959558), (6, 3479779), (67, 311622), (134, 155811), (167, 125022), (201, 103874), (311, 67134), (334, 62511), (402, 51937), (501, 41674), (622, 33567), (933, 22378), (1002, 20837), (1866, 11189)]