28466712

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20809}}^1$

素因数の和:20840

約数の個数: 48

約数和(自身を含む): 81159000

約数和(自身を除く): 52692288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20809, 41618, 62427, 83236, 124854, 166472, 187281, 249708, 374562, 395371, 499416, 749124, 790742, 1186113, 1498248, 1581484, 2372226, 3162968, 3558339, 4744452, 7116678, 9488904, 14233356, 28466712]

約数ペア:

[(1, 28466712), (2, 14233356), (3, 9488904), (4, 7116678), (6, 4744452), (8, 3558339), (9, 3162968), (12, 2372226), (18, 1581484), (19, 1498248), (24, 1186113), (36, 790742), (38, 749124), (57, 499416), (72, 395371), (76, 374562), (114, 249708), (152, 187281), (171, 166472), (228, 124854), (342, 83236), (456, 62427), (684, 41618), (1368, 20809)]