20866288

素因数分解:

$2^4\times {\mathrm{293}}^1\times {\mathrm{4451}}^1$

素因数の和:4752

約数の個数: 20

約数和(自身を含む): 40575528

約数和(自身を除く): 19709240

約数列:

[1, 2, 4, 8, 16, 293, 586, 1172, 2344, 4451, 4688, 8902, 17804, 35608, 71216, 1304143, 2608286, 5216572, 10433144, 20866288]

約数ペア:

[(1, 20866288), (2, 10433144), (4, 5216572), (8, 2608286), (16, 1304143), (293, 71216), (586, 35608), (1172, 17804), (2344, 8902), (4451, 4688)]