81972016

素因数分解:

$2^4\times 7^1\times {\mathrm{731893}}^1$

素因数の和:731908

約数の個数: 20

約数和(自身を含む): 181509712

約数和(自身を除く): 99537696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 731893, 1463786, 2927572, 5123251, 5855144, 10246502, 11710288, 20493004, 40986008, 81972016]

約数ペア:

[(1, 81972016), (2, 40986008), (4, 20493004), (7, 11710288), (8, 10246502), (14, 5855144), (16, 5123251), (28, 2927572), (56, 1463786), (112, 731893)]