20090799

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 30730752

約数和(自身を除く): 10639953

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1367, 1633, 4101, 4899, 12303, 14697, 31441, 94323, 97057, 282969, 291171, 873513, 2232311, 6696933, 20090799]

約数ペア:

[(1, 20090799), (3, 6696933), (9, 2232311), (23, 873513), (69, 291171), (71, 282969), (207, 97057), (213, 94323), (639, 31441), (1367, 14697), (1633, 12303), (4101, 4899)]