18104944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 42434784

約数和(自身を除く): 24329840

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 41, 44, 52, 82, 88, 104, 143, 164, 176, 193, 208, 286, 328, 386, 451, 533, 572, 656, 772, 902, 1066, 1144, 1544, 1804, 2123, 2132, 2288, 2509, 3088, 3608, 4246, 4264, 5018, 5863, 7216, 7913, 8492, 8528, 10036, 11726, 15826, 16984, 20072, 23452, 27599, 31652, 33968, 40144, 46904, 55198, 63304, 87043, 93808, 102869, 110396, 126608, 174086, 205738, 220792, 348172, 411476, 441584, 696344, 822952, 1131559, 1392688, 1645904, 2263118, 4526236, 9052472, 18104944]

約数ペア:

[(1, 18104944), (2, 9052472), (4, 4526236), (8, 2263118), (11, 1645904), (13, 1392688), (16, 1131559), (22, 822952), (26, 696344), (41, 441584), (44, 411476), (52, 348172), (82, 220792), (88, 205738), (104, 174086), (143, 126608), (164, 110396), (176, 102869), (193, 93808), (208, 87043), (286, 63304), (328, 55198), (386, 46904), (451, 40144), (533, 33968), (572, 31652), (656, 27599), (772, 23452), (902, 20072), (1066, 16984), (1144, 15826), (1544, 11726), (1804, 10036), (2123, 8528), (2132, 8492), (2288, 7913), (2509, 7216), (3088, 5863), (3608, 5018), (4246, 4264)]