20219262465

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{63127}}^1$

素因数の和:63429

約数の個数: 32

約数和(自身を含む): 32798278656

約数和(自身を除く): 12579016191

約数列:

[1, 3, 5, 15, 131, 163, 393, 489, 655, 815, 1965, 2445, 21353, 63127, 64059, 106765, 189381, 315635, 320295, 946905, 8269637, 10289701, 24808911, 30869103, 41348185, 51448505, 124044555, 154345515, 1347950831, 4043852493, 6739754155, 20219262465]

約数ペア:

[(1, 20219262465), (3, 6739754155), (5, 4043852493), (15, 1347950831), (131, 154345515), (163, 124044555), (393, 51448505), (489, 41348185), (655, 30869103), (815, 24808911), (1965, 10289701), (2445, 8269637), (21353, 946905), (63127, 320295), (64059, 315635), (106765, 189381)]