17961966

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{2749}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 43890000

約数和(自身を除く): 25928034

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 198, 242, 297, 363, 594, 726, 1089, 2178, 2749, 3267, 5498, 6534, 8247, 16494, 24741, 30239, 49482, 60478, 74223, 90717, 148446, 181434, 272151, 332629, 544302, 665258, 816453, 997887, 1632906, 1995774, 2993661, 5987322, 8980983, 17961966]

約数ペア:

[(1, 17961966), (2, 8980983), (3, 5987322), (6, 2993661), (9, 1995774), (11, 1632906), (18, 997887), (22, 816453), (27, 665258), (33, 544302), (54, 332629), (66, 272151), (99, 181434), (121, 148446), (198, 90717), (242, 74223), (297, 60478), (363, 49482), (594, 30239), (726, 24741), (1089, 16494), (2178, 8247), (2749, 6534), (3267, 5498)]