20694177

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 35266560

約数和(自身を除く): 14572383

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 491, 669, 1473, 1561, 2007, 3437, 4419, 4683, 6021, 10311, 13257, 14049, 30933, 42147, 92799, 109493, 328479, 766451, 985437, 2299353, 2956311, 6898059, 20694177]

約数ペア:

[(1, 20694177), (3, 6898059), (7, 2956311), (9, 2299353), (21, 985437), (27, 766451), (63, 328479), (189, 109493), (223, 92799), (491, 42147), (669, 30933), (1473, 14049), (1561, 13257), (2007, 10311), (3437, 6021), (4419, 4683)]