20138789959

素因数分解:

${\mathrm{41}}^1\times {\mathrm{71}}^2\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 21105236880

約数和(自身を除く): 966446921

約数列:

[1, 41, 71, 139, 701, 2911, 5041, 5699, 9869, 28741, 49771, 97439, 206681, 404629, 700699, 2040611, 3533741, 3994999, 6918169, 28728659, 144883381, 283644929, 491189999, 20138789959]

約数ペア:

[(1, 20138789959), (41, 491189999), (71, 283644929), (139, 144883381), (701, 28728659), (2911, 6918169), (5041, 3994999), (5699, 3533741), (9869, 2040611), (28741, 700699), (49771, 404629), (97439, 206681)]