201721168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1146143}}^1$

素因数の和:1146162

約数の個数: 20

約数和(自身を含む): 426365568

約数和(自身を除く): 224644400

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1146143, 2292286, 4584572, 9169144, 12607573, 18338288, 25215146, 50430292, 100860584, 201721168]

約数ペア:

[(1, 201721168), (2, 100860584), (4, 50430292), (8, 25215146), (11, 18338288), (16, 12607573), (22, 9169144), (44, 4584572), (88, 2292286), (176, 1146143)]