19930552

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35089}}^1$

素因数の和:35166

約数の個数: 16

約数和(自身を含む): 37897200

約数和(自身を除く): 17966648

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35089, 70178, 140356, 280712, 2491319, 4982638, 9965276, 19930552]

約数ペア:

[(1, 19930552), (2, 9965276), (4, 4982638), (8, 2491319), (71, 280712), (142, 140356), (284, 70178), (568, 35089)]