20972576

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{5003}}^1$

素因数の和:5144

約数の個数: 24

約数和(自身を含む): 41613264

約数和(自身を除く): 20640688

約数列:

[1, 2, 4, 8, 16, 32, 131, 262, 524, 1048, 2096, 4192, 5003, 10006, 20012, 40024, 80048, 160096, 655393, 1310786, 2621572, 5243144, 10486288, 20972576]

約数ペア:

[(1, 20972576), (2, 10486288), (4, 5243144), (8, 2621572), (16, 1310786), (32, 655393), (131, 160096), (262, 80048), (524, 40024), (1048, 20012), (2096, 10006), (4192, 5003)]