20612284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66923}}^1$

素因数の和:66945

約数の個数: 24

約数和(自身を含む): 44972928

約数和(自身を除く): 24360644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 66923, 133846, 267692, 468461, 736153, 936922, 1472306, 1873844, 2944612, 5153071, 10306142, 20612284]

約数ペア:

[(1, 20612284), (2, 10306142), (4, 5153071), (7, 2944612), (11, 1873844), (14, 1472306), (22, 936922), (28, 736153), (44, 468461), (77, 267692), (154, 133846), (308, 66923)]