20129238717

素因数分解:

$3^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{827}}^1\times {\mathrm{1697}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 30773302272

約数和(自身を除く): 10644063555

約数列:

[1, 3, 7, 21, 683, 827, 1697, 2049, 2481, 4781, 5091, 5789, 11879, 14343, 17367, 35637, 564841, 1159051, 1403419, 1694523, 3477153, 3953887, 4210257, 8113357, 9823933, 11861661, 24340071, 29471799, 958535177, 2875605531, 6709746239, 20129238717]

約数ペア:

[(1, 20129238717), (3, 6709746239), (7, 2875605531), (21, 958535177), (683, 29471799), (827, 24340071), (1697, 11861661), (2049, 9823933), (2481, 8113357), (4781, 4210257), (5091, 3953887), (5789, 3477153), (11879, 1694523), (14343, 1403419), (17367, 1159051), (35637, 564841)]