20523136

素因数分解:

$2^7\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 20603264

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 446, 719, 892, 1438, 1784, 2876, 3568, 5752, 7136, 11504, 14272, 23008, 28544, 46016, 92032, 160337, 320674, 641348, 1282696, 2565392, 5130784, 10261568, 20523136]

約数ペア:

[(1, 20523136), (2, 10261568), (4, 5130784), (8, 2565392), (16, 1282696), (32, 641348), (64, 320674), (128, 160337), (223, 92032), (446, 46016), (719, 28544), (892, 23008), (1438, 14272), (1784, 11504), (2876, 7136), (3568, 5752)]