20155845138

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23491661}}^1$

素因数の和:23491690

約数の個数: 32

約数和(自身を含む): 47359190592

約数和(自身を除く): 27203345454

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 23491661, 46983322, 70474983, 140949966, 258408271, 305391593, 516816542, 610783186, 775224813, 916174779, 1550449626, 1832349558, 3359307523, 6718615046, 10077922569, 20155845138]

約数ペア:

[(1, 20155845138), (2, 10077922569), (3, 6718615046), (6, 3359307523), (11, 1832349558), (13, 1550449626), (22, 916174779), (26, 775224813), (33, 610783186), (39, 516816542), (66, 305391593), (78, 258408271), (143, 140949966), (286, 70474983), (429, 46983322), (858, 23491661)]