20147871232

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{34549}}^1$

素因数の和:34651

約数の個数: 80

約数和(自身を含む): 43261851600

約数和(自身を除く): 23113980368

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 256, 268, 272, 512, 536, 544, 1072, 1088, 1139, 2144, 2176, 2278, 4288, 4352, 4556, 8576, 8704, 9112, 17152, 18224, 34304, 34549, 36448, 69098, 72896, 138196, 145792, 276392, 291584, 552784, 583168, 587333, 1105568, 1174666, 2211136, 2314783, 2349332, 4422272, 4629566, 4698664, 8844544, 9259132, 9397328, 17689088, 18518264, 18794656, 37036528, 37589312, 39351311, 74073056, 75178624, 78702622, 148146112, 150357248, 157405244, 296292224, 300714496, 314810488, 592584448, 629620976, 1185168896, 1259241952, 2518483904, 5036967808, 10073935616, 20147871232]

約数ペア:

[(1, 20147871232), (2, 10073935616), (4, 5036967808), (8, 2518483904), (16, 1259241952), (17, 1185168896), (32, 629620976), (34, 592584448), (64, 314810488), (67, 300714496), (68, 296292224), (128, 157405244), (134, 150357248), (136, 148146112), (256, 78702622), (268, 75178624), (272, 74073056), (512, 39351311), (536, 37589312), (544, 37036528), (1072, 18794656), (1088, 18518264), (1139, 17689088), (2144, 9397328), (2176, 9259132), (2278, 8844544), (4288, 4698664), (4352, 4629566), (4556, 4422272), (8576, 2349332), (8704, 2314783), (9112, 2211136), (17152, 1174666), (18224, 1105568), (34304, 587333), (34549, 583168), (36448, 552784), (69098, 291584), (72896, 276392), (138196, 145792)]