18815478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2939}}^1$

素因数の和:3052

約数の個数: 32

約数和(自身を含む): 41489280

約数和(自身を除く): 22673802

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 97, 194, 291, 582, 1067, 2134, 2939, 3201, 5878, 6402, 8817, 17634, 32329, 64658, 96987, 193974, 285083, 570166, 855249, 1710498, 3135913, 6271826, 9407739, 18815478]

約数ペア:

[(1, 18815478), (2, 9407739), (3, 6271826), (6, 3135913), (11, 1710498), (22, 855249), (33, 570166), (66, 285083), (97, 193974), (194, 96987), (291, 64658), (582, 32329), (1067, 17634), (2134, 8817), (2939, 6402), (3201, 5878)]