20794328721

素因数分解:

$3^3\times {\mathrm{191}}^1\times {\mathrm{643}}^1\times {\mathrm{6271}}^1$

素因数の和:7114

約数の個数: 32

約数和(自身を含む): 31020810240

約数和(自身を除く): 10226481519

約数列:

[1, 3, 9, 27, 191, 573, 643, 1719, 1929, 5157, 5787, 6271, 17361, 18813, 56439, 122813, 169317, 368439, 1105317, 1197761, 3315951, 3593283, 4032253, 10779849, 12096759, 32339547, 36290277, 108870831, 770160323, 2310480969, 6931442907, 20794328721]

約数ペア:

[(1, 20794328721), (3, 6931442907), (9, 2310480969), (27, 770160323), (191, 108870831), (573, 36290277), (643, 32339547), (1719, 12096759), (1929, 10779849), (5157, 4032253), (5787, 3593283), (6271, 3315951), (17361, 1197761), (18813, 1105317), (56439, 368439), (122813, 169317)]