19833957

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 34856640

約数和(自身を除く): 15022683

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 121, 143, 297, 351, 363, 429, 467, 1089, 1287, 1401, 1573, 3267, 3861, 4203, 4719, 5137, 6071, 12609, 14157, 15411, 18213, 42471, 46233, 54639, 56507, 66781, 138699, 163917, 169521, 200343, 508563, 601029, 734591, 1525689, 1803087, 2203773, 6611319, 19833957]

約数ペア:

[(1, 19833957), (3, 6611319), (9, 2203773), (11, 1803087), (13, 1525689), (27, 734591), (33, 601029), (39, 508563), (99, 200343), (117, 169521), (121, 163917), (143, 138699), (297, 66781), (351, 56507), (363, 54639), (429, 46233), (467, 42471), (1089, 18213), (1287, 15411), (1401, 14157), (1573, 12609), (3267, 6071), (3861, 5137), (4203, 4719)]