28205272

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1913}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 56271600

約数和(自身を除く): 28066328

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1843, 1913, 3686, 3826, 7372, 7652, 14744, 15304, 36347, 72694, 145388, 185561, 290776, 371122, 742244, 1484488, 3525659, 7051318, 14102636, 28205272]

約数ペア:

[(1, 28205272), (2, 14102636), (4, 7051318), (8, 3525659), (19, 1484488), (38, 742244), (76, 371122), (97, 290776), (152, 185561), (194, 145388), (388, 72694), (776, 36347), (1843, 15304), (1913, 14744), (3686, 7652), (3826, 7372)]