18644661

素因数分解:

$3^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 32532864

約数和(自身を除く): 13888203

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 97, 113, 189, 243, 291, 339, 567, 679, 791, 873, 1017, 1701, 2037, 2373, 2619, 3051, 6111, 7119, 7857, 9153, 10961, 18333, 21357, 23571, 27459, 32883, 54999, 64071, 76727, 98649, 164997, 192213, 230181, 295947, 690543, 887841, 2071629, 2663523, 6214887, 18644661]

約数ペア:

[(1, 18644661), (3, 6214887), (7, 2663523), (9, 2071629), (21, 887841), (27, 690543), (63, 295947), (81, 230181), (97, 192213), (113, 164997), (189, 98649), (243, 76727), (291, 64071), (339, 54999), (567, 32883), (679, 27459), (791, 23571), (873, 21357), (1017, 18333), (1701, 10961), (2037, 9153), (2373, 7857), (2619, 7119), (3051, 6111)]