19407033

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{911}}^1$

素因数の和:1186

約数の個数: 20

約数和(自身を含む): 29132928

約数和(自身を除く): 9725895

約数列:

[1, 3, 9, 27, 81, 263, 789, 911, 2367, 2733, 7101, 8199, 21303, 24597, 73791, 239593, 718779, 2156337, 6469011, 19407033]

約数ペア:

[(1, 19407033), (3, 6469011), (9, 2156337), (27, 718779), (81, 239593), (263, 73791), (789, 24597), (911, 21303), (2367, 8199), (2733, 7101)]