20773779

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31333}}^1$

素因数の和:31366

約数の個数: 16

約数和(自身を含む): 31584672

約数和(自身を除く): 10810893

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 31333, 93999, 407329, 532661, 1221987, 1597983, 6924593, 20773779]

約数ペア:

[(1, 20773779), (3, 6924593), (13, 1597983), (17, 1221987), (39, 532661), (51, 407329), (221, 93999), (663, 31333)]