18494608

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 60

約数和(自身を含む): 40520844

約数和(自身を除く): 22026236

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 121, 164, 176, 233, 242, 328, 451, 466, 484, 656, 902, 932, 968, 1804, 1864, 1936, 2563, 3608, 3728, 4961, 5126, 7216, 9553, 9922, 10252, 19106, 19844, 20504, 28193, 38212, 39688, 41008, 56386, 76424, 79376, 105083, 112772, 152848, 210166, 225544, 420332, 451088, 840664, 1155913, 1681328, 2311826, 4623652, 9247304, 18494608]

約数ペア:

[(1, 18494608), (2, 9247304), (4, 4623652), (8, 2311826), (11, 1681328), (16, 1155913), (22, 840664), (41, 451088), (44, 420332), (82, 225544), (88, 210166), (121, 152848), (164, 112772), (176, 105083), (233, 79376), (242, 76424), (328, 56386), (451, 41008), (466, 39688), (484, 38212), (656, 28193), (902, 20504), (932, 19844), (968, 19106), (1804, 10252), (1864, 9922), (1936, 9553), (2563, 7216), (3608, 5126), (3728, 4961)]