20408399999

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1\times {\mathrm{49801}}^1$

素因数の和:50930

約数の個数: 16

約数和(自身を含む): 22757521920

約数和(自身を除く): 2349121921

約数列:

[1, 13, 29, 377, 1087, 14131, 31523, 49801, 409799, 647413, 1444229, 18774977, 54133687, 703737931, 1569876923, 20408399999]

約数ペア:

[(1, 20408399999), (13, 1569876923), (29, 703737931), (377, 54133687), (1087, 18774977), (14131, 1444229), (31523, 647413), (49801, 409799)]