18912295582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{107}}^1\times {\mathrm{2767}}^1$

素因数の和:2977

約数の個数: 48

約数和(自身を含む): 30904830720

約数和(自身を除く): 11992535138

約数列:

[1, 2, 19, 38, 41, 82, 107, 214, 779, 1558, 1681, 2033, 2767, 3362, 4066, 4387, 5534, 8774, 31939, 52573, 63878, 83353, 105146, 113447, 166706, 179867, 226894, 296069, 359734, 592138, 2155493, 3417473, 4310986, 4651327, 5625311, 6834946, 9302654, 11250622, 12138829, 24277658, 88375213, 176750426, 230637751, 461275502, 497691989, 995383978, 9456147791, 18912295582]

約数ペア:

[(1, 18912295582), (2, 9456147791), (19, 995383978), (38, 497691989), (41, 461275502), (82, 230637751), (107, 176750426), (214, 88375213), (779, 24277658), (1558, 12138829), (1681, 11250622), (2033, 9302654), (2767, 6834946), (3362, 5625311), (4066, 4651327), (4387, 4310986), (5534, 3417473), (8774, 2155493), (31939, 592138), (52573, 359734), (63878, 296069), (83353, 226894), (105146, 179867), (113447, 166706)]