20361901

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21871}}^1$

素因数の和:21904

約数の個数: 12

約数和(自身を含む): 24934080

約数和(自身を除く): 4572179

約数列:

[1, 7, 19, 49, 133, 931, 21871, 153097, 415549, 1071679, 2908843, 20361901]

約数ペア:

[(1, 20361901), (7, 2908843), (19, 1071679), (49, 415549), (133, 153097), (931, 21871)]