20163896661

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{14251}}^1$

素因数の和:14617

約数の個数: 32

約数和(自身を含む): 28695546880

約数和(自身を除く): 8531650219

約数列:

[1, 3, 19, 57, 103, 241, 309, 723, 1957, 4579, 5871, 13737, 14251, 24823, 42753, 74469, 270769, 471637, 812307, 1414911, 1467853, 3434491, 4403559, 10303473, 27889207, 65255329, 83667621, 195765987, 353752573, 1061257719, 6721298887, 20163896661]

約数ペア:

[(1, 20163896661), (3, 6721298887), (19, 1061257719), (57, 353752573), (103, 195765987), (241, 83667621), (309, 65255329), (723, 27889207), (1957, 10303473), (4579, 4403559), (5871, 3434491), (13737, 1467853), (14251, 1414911), (24823, 812307), (42753, 471637), (74469, 270769)]