20108917822

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{769}}^1\times {\mathrm{1637}}^1$

素因数の和:2585

約数の個数: 48

約数和(自身を含む): 35370775440

約数和(自身を除く): 15261857618

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 769, 1141, 1538, 1637, 2282, 3274, 5383, 7987, 10766, 11459, 15974, 22918, 37681, 75362, 80213, 125347, 160426, 250694, 266831, 533662, 877429, 1258853, 1754858, 1867817, 2517706, 3735634, 6142003, 8811971, 12284006, 13074719, 17623942, 26149438, 61683797, 123367594, 205193039, 410386078, 1436351273, 2872702546, 10054458911, 20108917822]

約数ペア:

[(1, 20108917822), (2, 10054458911), (7, 2872702546), (14, 1436351273), (49, 410386078), (98, 205193039), (163, 123367594), (326, 61683797), (769, 26149438), (1141, 17623942), (1538, 13074719), (1637, 12284006), (2282, 8811971), (3274, 6142003), (5383, 3735634), (7987, 2517706), (10766, 1867817), (11459, 1754858), (15974, 1258853), (22918, 877429), (37681, 533662), (75362, 266831), (80213, 250694), (125347, 160426)]