28033808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3389}}^1$

素因数の和:3455

約数の個数: 40

約数和(自身を含む): 60531840

約数和(自身を除く): 32498032

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 3389, 4136, 6778, 8272, 13556, 27112, 37279, 54224, 74558, 149116, 159283, 298232, 318566, 596464, 637132, 1274264, 1752113, 2548528, 3504226, 7008452, 14016904, 28033808]

約数ペア:

[(1, 28033808), (2, 14016904), (4, 7008452), (8, 3504226), (11, 2548528), (16, 1752113), (22, 1274264), (44, 637132), (47, 596464), (88, 318566), (94, 298232), (176, 159283), (188, 149116), (376, 74558), (517, 54224), (752, 37279), (1034, 27112), (2068, 13556), (3389, 8272), (4136, 6778)]