20393392

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5333}}^1$

素因数の和:5580

約数の個数: 20

約数和(自身を含む): 39684960

約数和(自身を除く): 19291568

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5333, 10666, 21332, 42664, 85328, 1274587, 2549174, 5098348, 10196696, 20393392]

約数ペア:

[(1, 20393392), (2, 10196696), (4, 5098348), (8, 2549174), (16, 1274587), (239, 85328), (478, 42664), (956, 21332), (1912, 10666), (3824, 5333)]