20124872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{147977}}^1$

素因数の和:148000

約数の個数: 16

約数和(自身を含む): 39954060

約数和(自身を除く): 19829188

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 147977, 295954, 591908, 1183816, 2515609, 5031218, 10062436, 20124872]

約数ペア:

[(1, 20124872), (2, 10062436), (4, 5031218), (8, 2515609), (17, 1183816), (34, 591908), (68, 295954), (136, 147977)]