20726904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{78511}}^1$

素因数の和:78531

約数の個数: 32

約数和(自身を含む): 56528640

約数和(自身を除く): 35801736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 78511, 157022, 235533, 314044, 471066, 628088, 863621, 942132, 1727242, 1884264, 2590863, 3454484, 5181726, 6908968, 10363452, 20726904]

約数ペア:

[(1, 20726904), (2, 10363452), (3, 6908968), (4, 5181726), (6, 3454484), (8, 2590863), (11, 1884264), (12, 1727242), (22, 942132), (24, 863621), (33, 628088), (44, 471066), (66, 314044), (88, 235533), (132, 157022), (264, 78511)]