211173616

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{321911}}^1$

素因数の和:321960

約数の個数: 20

約数和(自身を含む): 419129424

約数和(自身を除く): 207955808

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 321911, 643822, 1287644, 2575288, 5150576, 13198351, 26396702, 52793404, 105586808, 211173616]

約数ペア:

[(1, 211173616), (2, 105586808), (4, 52793404), (8, 26396702), (16, 13198351), (41, 5150576), (82, 2575288), (164, 1287644), (328, 643822), (656, 321911)]