17978562

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1471}}^1$

素因数の和:1583

約数の個数: 48

約数和(自身を含む): 45007872

約数和(自身を除く): 27029310

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1471, 1746, 2037, 2942, 4074, 4413, 6111, 8826, 10297, 12222, 13239, 20594, 26478, 30891, 61782, 92673, 142687, 185346, 285374, 428061, 856122, 998809, 1284183, 1997618, 2568366, 2996427, 5992854, 8989281, 17978562]

約数ペア:

[(1, 17978562), (2, 8989281), (3, 5992854), (6, 2996427), (7, 2568366), (9, 1997618), (14, 1284183), (18, 998809), (21, 856122), (42, 428061), (63, 285374), (97, 185346), (126, 142687), (194, 92673), (291, 61782), (582, 30891), (679, 26478), (873, 20594), (1358, 13239), (1471, 12222), (1746, 10297), (2037, 8826), (2942, 6111), (4074, 4413)]