18656320

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:527

約数の個数: 56

約数和(自身を含む): 44814744

約数和(自身を除く): 26158424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 337, 346, 674, 692, 865, 1348, 1384, 1685, 1730, 2696, 2768, 3370, 3460, 5392, 5536, 6740, 6920, 10784, 11072, 13480, 13840, 21568, 26960, 27680, 53920, 55360, 58301, 107840, 116602, 233204, 291505, 466408, 583010, 932816, 1166020, 1865632, 2332040, 3731264, 4664080, 9328160, 18656320]

約数ペア:

[(1, 18656320), (2, 9328160), (4, 4664080), (5, 3731264), (8, 2332040), (10, 1865632), (16, 1166020), (20, 932816), (32, 583010), (40, 466408), (64, 291505), (80, 233204), (160, 116602), (173, 107840), (320, 58301), (337, 55360), (346, 53920), (674, 27680), (692, 26960), (865, 21568), (1348, 13840), (1384, 13480), (1685, 11072), (1730, 10784), (2696, 6920), (2768, 6740), (3370, 5536), (3460, 5392)]