1971293552

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{18859}}^1$

素因数の和:19053

約数の個数: 40

約数和(自身を含む): 3928915200

約数和(自身を除く): 1957621648

約数列:

[1, 2, 4, 8, 16, 47, 94, 139, 188, 278, 376, 556, 752, 1112, 2224, 6533, 13066, 18859, 26132, 37718, 52264, 75436, 104528, 150872, 301744, 886373, 1772746, 2621401, 3545492, 5242802, 7090984, 10485604, 14181968, 20971208, 41942416, 123205847, 246411694, 492823388, 985646776, 1971293552]

約数ペア:

[(1, 1971293552), (2, 985646776), (4, 492823388), (8, 246411694), (16, 123205847), (47, 41942416), (94, 20971208), (139, 14181968), (188, 10485604), (278, 7090984), (376, 5242802), (556, 3545492), (752, 2621401), (1112, 1772746), (2224, 886373), (6533, 301744), (13066, 150872), (18859, 104528), (26132, 75436), (37718, 52264)]