20188751023

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{1019}}^1\times {\mathrm{13043}}^1$

素因数の和:14107

約数の個数: 24

約数和(自身を含む): 24268101120

約数和(自身を除く): 4079350097

約数列:

[1, 7, 31, 49, 217, 1019, 1519, 7133, 13043, 31589, 49931, 91301, 221123, 404333, 639107, 1547861, 2830331, 13290817, 19812317, 93035719, 412015327, 651250033, 2884107289, 20188751023]

約数ペア:

[(1, 20188751023), (7, 2884107289), (31, 651250033), (49, 412015327), (217, 93035719), (1019, 19812317), (1519, 13290817), (7133, 2830331), (13043, 1547861), (31589, 639107), (49931, 404333), (91301, 221123)]