2020654845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{214849}}^1$

素因数の和:214890

約数の個数: 48

約数和(自身を含む): 4021992000

約数和(自身を除く): 2001337155

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 9405, 214849, 644547, 1074245, 1933641, 2363339, 3222735, 4082131, 7090017, 9668205, 11816695, 12246393, 20410655, 21270051, 35450085, 36739179, 44903441, 61231965, 106350255, 134710323, 183695895, 224517205, 404130969, 673551615, 2020654845]

約数ペア:

[(1, 2020654845), (3, 673551615), (5, 404130969), (9, 224517205), (11, 183695895), (15, 134710323), (19, 106350255), (33, 61231965), (45, 44903441), (55, 36739179), (57, 35450085), (95, 21270051), (99, 20410655), (165, 12246393), (171, 11816695), (209, 9668205), (285, 7090017), (495, 4082131), (627, 3222735), (855, 2363339), (1045, 1933641), (1881, 1074245), (3135, 644547), (9405, 214849)]