2188156904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{115751}}^1$

素因数の和:115913

約数の個数: 32

約数和(自身を含む): 4375425600

約数和(自身を除く): 2187268696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 9452, 18904, 115751, 231502, 463004, 926008, 1967767, 3935534, 7871068, 15742136, 16089389, 32178778, 64357556, 128715112, 273519613, 547039226, 1094078452, 2188156904]

約数ペア:

[(1, 2188156904), (2, 1094078452), (4, 547039226), (8, 273519613), (17, 128715112), (34, 64357556), (68, 32178778), (136, 16089389), (139, 15742136), (278, 7871068), (556, 3935534), (1112, 1967767), (2363, 926008), (4726, 463004), (9452, 231502), (18904, 115751)]