20667724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67103}}^1$

素因数の和:67125

約数の個数: 24

約数和(自身を含む): 45093888

約数和(自身を除く): 24426164

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67103, 134206, 268412, 469721, 738133, 939442, 1476266, 1878884, 2952532, 5166931, 10333862, 20667724]

約数ペア:

[(1, 20667724), (2, 10333862), (4, 5166931), (7, 2952532), (11, 1878884), (14, 1476266), (22, 939442), (28, 738133), (44, 469721), (77, 268412), (154, 134206), (308, 67103)]