18495774

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:985

約数の個数: 48

約数和(自身を含む): 44169840

約数和(自身を除く): 25674066

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 109, 198, 218, 327, 654, 857, 981, 1199, 1714, 1962, 2398, 2571, 3597, 5142, 7194, 7713, 9427, 10791, 15426, 18854, 21582, 28281, 56562, 84843, 93413, 169686, 186826, 280239, 560478, 840717, 1027543, 1681434, 2055086, 3082629, 6165258, 9247887, 18495774]

約数ペア:

[(1, 18495774), (2, 9247887), (3, 6165258), (6, 3082629), (9, 2055086), (11, 1681434), (18, 1027543), (22, 840717), (33, 560478), (66, 280239), (99, 186826), (109, 169686), (198, 93413), (218, 84843), (327, 56562), (654, 28281), (857, 21582), (981, 18854), (1199, 15426), (1714, 10791), (1962, 9427), (2398, 7713), (2571, 7194), (3597, 5142)]