20731630899

素因数分解:

$3^1\times 7^1\times {\mathrm{65951}}^1\times {\mathrm{14969}}^1$

素因数の和:80930

約数の個数: 16

約数和(自身を含む): 31593646080

約数和(自身を除く): 10862015181

約数列:

[1, 3, 7, 21, 14969, 44907, 65951, 104783, 197853, 314349, 461657, 1384971, 987220519, 2961661557, 6910543633, 20731630899]

約数ペア:

[(1, 20731630899), (3, 6910543633), (7, 2961661557), (21, 987220519), (14969, 1384971), (44907, 461657), (65951, 314349), (104783, 197853)]