133119820

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{34487}}^1$

素因数の和:34689

約数の個数: 24

約数和(自身を含む): 281008224

約数和(自身を除く): 147888404

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 34487, 68974, 137948, 172435, 344870, 689740, 6655991, 13311982, 26623964, 33279955, 66559910, 133119820]

約数ペア:

[(1, 133119820), (2, 66559910), (4, 33279955), (5, 26623964), (10, 13311982), (20, 6655991), (193, 689740), (386, 344870), (772, 172435), (965, 137948), (1930, 68974), (3860, 34487)]