19402784

素因数分解:

$2^5\times {\mathrm{223}}^1\times {\mathrm{2719}}^1$

素因数の和:2952

約数の個数: 24

約数和(自身を含む): 38384640

約数和(自身を除く): 18981856

約数列:

[1, 2, 4, 8, 16, 32, 223, 446, 892, 1784, 2719, 3568, 5438, 7136, 10876, 21752, 43504, 87008, 606337, 1212674, 2425348, 4850696, 9701392, 19402784]

約数ペア:

[(1, 19402784), (2, 9701392), (4, 4850696), (8, 2425348), (16, 1212674), (32, 606337), (223, 87008), (446, 43504), (892, 21752), (1784, 10876), (2719, 7136), (3568, 5438)]