18729447

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19571}}^1$

素因数の和:19614

約数の個数: 16

約数和(自身を含む): 28183680

約数和(自身を除く): 9454233

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 19571, 58713, 215281, 567559, 645843, 1702677, 6243149, 18729447]

約数ペア:

[(1, 18729447), (3, 6243149), (11, 1702677), (29, 645843), (33, 567559), (87, 215281), (319, 58713), (957, 19571)]