18074276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 18250012

約数列:

[1, 2, 4, 11, 22, 41, 43, 44, 82, 86, 164, 172, 233, 451, 466, 473, 902, 932, 946, 1763, 1804, 1892, 2563, 3526, 5126, 7052, 9553, 10019, 10252, 19106, 19393, 20038, 38212, 38786, 40076, 77572, 105083, 110209, 210166, 220418, 410779, 420332, 440836, 821558, 1643116, 4518569, 9037138, 18074276]

約数ペア:

[(1, 18074276), (2, 9037138), (4, 4518569), (11, 1643116), (22, 821558), (41, 440836), (43, 420332), (44, 410779), (82, 220418), (86, 210166), (164, 110209), (172, 105083), (233, 77572), (451, 40076), (466, 38786), (473, 38212), (902, 20038), (932, 19393), (946, 19106), (1763, 10252), (1804, 10019), (1892, 9553), (2563, 7052), (3526, 5126)]