20678079

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{599}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 28454400

約数和(自身を除く): 7776321

約数列:

[1, 3, 37, 111, 311, 599, 933, 1797, 11507, 22163, 34521, 66489, 186289, 558867, 6892693, 20678079]

約数ペア:

[(1, 20678079), (3, 6892693), (37, 558867), (111, 186289), (311, 66489), (599, 34521), (933, 22163), (1797, 11507)]