20709632

素因数分解:

$2^8\times {\mathrm{80897}}^1$

素因数の和:80913

約数の個数: 18

約数和(自身を含む): 41338878

約数和(自身を除く): 20629246

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 80897, 161794, 323588, 647176, 1294352, 2588704, 5177408, 10354816, 20709632]

約数ペア:

[(1, 20709632), (2, 10354816), (4, 5177408), (8, 2588704), (16, 1294352), (32, 647176), (64, 323588), (128, 161794), (256, 80897)]