20693684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{11471}}^1$

素因数の和:11527

約数の個数: 24

約数和(自身を含む): 40473216

約数和(自身を除く): 19779532

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 11471, 22942, 45884, 126181, 252362, 470311, 504724, 940622, 1881244, 5173421, 10346842, 20693684]

約数ペア:

[(1, 20693684), (2, 10346842), (4, 5173421), (11, 1881244), (22, 940622), (41, 504724), (44, 470311), (82, 252362), (164, 126181), (451, 45884), (902, 22942), (1804, 11471)]