39987568

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{10457}}^1$

素因数の和:10704

約数の個数: 20

約数和(自身を含む): 77807520

約数和(自身を除く): 37819952

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 10457, 20914, 41828, 83656, 167312, 2499223, 4998446, 9996892, 19993784, 39987568]

約数ペア:

[(1, 39987568), (2, 19993784), (4, 9996892), (8, 4998446), (16, 2499223), (239, 167312), (478, 83656), (956, 41828), (1912, 20914), (3824, 10457)]