18687482

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 33094656

約数和(自身を除く): 14407174

約数列:

[1, 2, 11, 22, 31, 47, 53, 62, 94, 106, 121, 242, 341, 517, 583, 682, 1034, 1166, 1457, 1643, 2491, 2914, 3286, 3751, 4982, 5687, 6413, 7502, 11374, 12826, 16027, 18073, 27401, 32054, 36146, 54802, 77221, 154442, 176297, 198803, 301411, 352594, 397606, 602822, 849431, 1698862, 9343741, 18687482]

約数ペア:

[(1, 18687482), (2, 9343741), (11, 1698862), (22, 849431), (31, 602822), (47, 397606), (53, 352594), (62, 301411), (94, 198803), (106, 176297), (121, 154442), (242, 77221), (341, 54802), (517, 36146), (583, 32054), (682, 27401), (1034, 18073), (1166, 16027), (1457, 12826), (1643, 11374), (2491, 7502), (2914, 6413), (3286, 5687), (3751, 4982)]