20822727

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{911}}^1$

素因数の和:1334

約数の個数: 16

約数和(自身を含む): 29329920

約数和(自身を除く): 8507193

約数列:

[1, 3, 19, 57, 401, 911, 1203, 2733, 7619, 17309, 22857, 51927, 365311, 1095933, 6940909, 20822727]

約数ペア:

[(1, 20822727), (3, 6940909), (19, 1095933), (57, 365311), (401, 51927), (911, 22857), (1203, 17309), (2733, 7619)]