18176284

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 37933056

約数和(自身を除く): 19756772

約数列:

[1, 2, 4, 7, 14, 28, 41, 71, 82, 142, 164, 223, 284, 287, 446, 497, 574, 892, 994, 1148, 1561, 1988, 2911, 3122, 5822, 6244, 9143, 11644, 15833, 18286, 20377, 31666, 36572, 40754, 63332, 64001, 81508, 110831, 128002, 221662, 256004, 443324, 649153, 1298306, 2596612, 4544071, 9088142, 18176284]

約数ペア:

[(1, 18176284), (2, 9088142), (4, 4544071), (7, 2596612), (14, 1298306), (28, 649153), (41, 443324), (71, 256004), (82, 221662), (142, 128002), (164, 110831), (223, 81508), (284, 64001), (287, 63332), (446, 40754), (497, 36572), (574, 31666), (892, 20377), (994, 18286), (1148, 15833), (1561, 11644), (1988, 9143), (2911, 6244), (3122, 5822)]