18673677

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 12775923

約数列:

[1, 3, 9, 11, 23, 33, 59, 69, 99, 139, 177, 207, 253, 417, 531, 649, 759, 1251, 1357, 1529, 1947, 2277, 3197, 4071, 4587, 5841, 8201, 9591, 12213, 13761, 14927, 24603, 28773, 35167, 44781, 73809, 90211, 105501, 134343, 188623, 270633, 316503, 565869, 811899, 1697607, 2074853, 6224559, 18673677]

約数ペア:

[(1, 18673677), (3, 6224559), (9, 2074853), (11, 1697607), (23, 811899), (33, 565869), (59, 316503), (69, 270633), (99, 188623), (139, 134343), (177, 105501), (207, 90211), (253, 73809), (417, 44781), (531, 35167), (649, 28773), (759, 24603), (1251, 14927), (1357, 13761), (1529, 12213), (1947, 9591), (2277, 8201), (3197, 5841), (4071, 4587)]