220132912

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{126223}}^1$

素因数の和:126340

約数の個数: 20

約数和(自身を含む): 430423840

約数和(自身を除く): 210290928

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 126223, 252446, 504892, 1009784, 2019568, 13758307, 27516614, 55033228, 110066456, 220132912]

約数ペア:

[(1, 220132912), (2, 110066456), (4, 55033228), (8, 27516614), (16, 13758307), (109, 2019568), (218, 1009784), (436, 504892), (872, 252446), (1744, 126223)]