20766352

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{21277}}^1$

素因数の和:21346

約数の個数: 20

約数和(自身を含む): 40896316

約数和(自身を除く): 20129964

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 21277, 42554, 85108, 170216, 340432, 1297897, 2595794, 5191588, 10383176, 20766352]

約数ペア:

[(1, 20766352), (2, 10383176), (4, 5191588), (8, 2595794), (16, 1297897), (61, 340432), (122, 170216), (244, 85108), (488, 42554), (976, 21277)]