20819691376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{114073}}^1$

素因数の和:114170

約数の個数: 80

約数和(自身を含む): 47358049248

約数和(自身を除く): 26538357872

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 61, 68, 88, 122, 136, 176, 187, 244, 272, 374, 488, 671, 748, 976, 1037, 1342, 1496, 2074, 2684, 2992, 4148, 5368, 8296, 10736, 11407, 16592, 22814, 45628, 91256, 114073, 182512, 228146, 456292, 912584, 1254803, 1825168, 1939241, 2509606, 3878482, 5019212, 6958453, 7756964, 10038424, 13916906, 15513928, 20076848, 21331651, 27833812, 31027856, 42663302, 55667624, 76542983, 85326604, 111335248, 118293701, 153085966, 170653208, 236587402, 306171932, 341306416, 473174804, 612343864, 946349608, 1224687728, 1301230711, 1892699216, 2602461422, 5204922844, 10409845688, 20819691376]

約数ペア:

[(1, 20819691376), (2, 10409845688), (4, 5204922844), (8, 2602461422), (11, 1892699216), (16, 1301230711), (17, 1224687728), (22, 946349608), (34, 612343864), (44, 473174804), (61, 341306416), (68, 306171932), (88, 236587402), (122, 170653208), (136, 153085966), (176, 118293701), (187, 111335248), (244, 85326604), (272, 76542983), (374, 55667624), (488, 42663302), (671, 31027856), (748, 27833812), (976, 21331651), (1037, 20076848), (1342, 15513928), (1496, 13916906), (2074, 10038424), (2684, 7756964), (2992, 6958453), (4148, 5019212), (5368, 3878482), (8296, 2509606), (10736, 1939241), (11407, 1825168), (16592, 1254803), (22814, 912584), (45628, 456292), (91256, 228146), (114073, 182512)]