20138087744

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{69019}}^1$

素因数の和:69175

約数の個数: 56

約数和(自身を含む): 41233100160

約数和(自身を除く): 21095012416

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 97, 188, 194, 376, 388, 752, 776, 1504, 1552, 3008, 3104, 4559, 6208, 9118, 18236, 36472, 69019, 72944, 138038, 145888, 276076, 291776, 552152, 1104304, 2208608, 3243893, 4417216, 6487786, 6694843, 12975572, 13389686, 25951144, 26779372, 51902288, 53558744, 103804576, 107117488, 207609152, 214234976, 314657621, 428469952, 629315242, 1258630484, 2517260968, 5034521936, 10069043872, 20138087744]

約数ペア:

[(1, 20138087744), (2, 10069043872), (4, 5034521936), (8, 2517260968), (16, 1258630484), (32, 629315242), (47, 428469952), (64, 314657621), (94, 214234976), (97, 207609152), (188, 107117488), (194, 103804576), (376, 53558744), (388, 51902288), (752, 26779372), (776, 25951144), (1504, 13389686), (1552, 12975572), (3008, 6694843), (3104, 6487786), (4559, 4417216), (6208, 3243893), (9118, 2208608), (18236, 1104304), (36472, 552152), (69019, 291776), (72944, 276076), (138038, 145888)]