20156780908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{22709}}^1\times {\mathrm{20173}}^1$

素因数の和:42897

約数の個数: 24

約数和(自身を含む): 38484729360

約数和(自身を除く): 18327948452

約数列:

[1, 2, 4, 11, 22, 44, 20173, 22709, 40346, 45418, 80692, 90836, 221903, 249799, 443806, 499598, 887612, 999196, 458108657, 916217314, 1832434628, 5039195227, 10078390454, 20156780908]

約数ペア:

[(1, 20156780908), (2, 10078390454), (4, 5039195227), (11, 1832434628), (22, 916217314), (44, 458108657), (20173, 999196), (22709, 887612), (40346, 499598), (45418, 443806), (80692, 249799), (90836, 221903)]