20164864

素因数分解:

$2^8\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:590

約数の個数: 36

約数和(自身を含む): 40544784

約数和(自身を除く): 20379920

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 227, 256, 347, 454, 694, 908, 1388, 1816, 2776, 3632, 5552, 7264, 11104, 14528, 22208, 29056, 44416, 58112, 78769, 88832, 157538, 315076, 630152, 1260304, 2520608, 5041216, 10082432, 20164864]

約数ペア:

[(1, 20164864), (2, 10082432), (4, 5041216), (8, 2520608), (16, 1260304), (32, 630152), (64, 315076), (128, 157538), (227, 88832), (256, 78769), (347, 58112), (454, 44416), (694, 29056), (908, 22208), (1388, 14528), (1816, 11104), (2776, 7264), (3632, 5552)]