20528057912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{69351547}}^1$

素因数の和:69351590

約数の個数: 16

約数和(自身を含む): 39530382360

約数和(自身を除く): 19002324448

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 69351547, 138703094, 277406188, 554812376, 2566007239, 5132014478, 10264028956, 20528057912]

約数ペア:

[(1, 20528057912), (2, 10264028956), (4, 5132014478), (8, 2566007239), (37, 554812376), (74, 277406188), (148, 138703094), (296, 69351547)]