20199077456

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1\times {\mathrm{479}}^1$

素因数の和:976

約数の個数: 80

約数和(自身を含む): 40230758400

約数和(自身を除く): 20031680944

約数列:

[1, 2, 4, 8, 16, 67, 134, 139, 268, 278, 283, 479, 536, 556, 566, 958, 1072, 1112, 1132, 1916, 2224, 2264, 3832, 4528, 7664, 9313, 18626, 18961, 32093, 37252, 37922, 39337, 64186, 66581, 74504, 75844, 78674, 128372, 133162, 135557, 149008, 151688, 157348, 256744, 266324, 271114, 303376, 314696, 513488, 532648, 542228, 629392, 1065296, 1084456, 2168912, 2635579, 4460927, 5271158, 8921854, 9082319, 10542316, 17843708, 18164638, 18842423, 21084632, 35687416, 36329276, 37684846, 42169264, 71374832, 72658552, 75369692, 145317104, 150739384, 301478768, 1262442341, 2524884682, 5049769364, 10099538728, 20199077456]

約数ペア:

[(1, 20199077456), (2, 10099538728), (4, 5049769364), (8, 2524884682), (16, 1262442341), (67, 301478768), (134, 150739384), (139, 145317104), (268, 75369692), (278, 72658552), (283, 71374832), (479, 42169264), (536, 37684846), (556, 36329276), (566, 35687416), (958, 21084632), (1072, 18842423), (1112, 18164638), (1132, 17843708), (1916, 10542316), (2224, 9082319), (2264, 8921854), (3832, 5271158), (4528, 4460927), (7664, 2635579), (9313, 2168912), (18626, 1084456), (18961, 1065296), (32093, 629392), (37252, 542228), (37922, 532648), (39337, 513488), (64186, 314696), (66581, 303376), (74504, 271114), (75844, 266324), (78674, 256744), (128372, 157348), (133162, 151688), (135557, 149008)]