20343565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1753}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 26773056

約数和(自身を除く): 6429491

約数列:

[1, 5, 11, 55, 211, 1055, 1753, 2321, 8765, 11605, 19283, 96415, 369883, 1849415, 4068713, 20343565]

約数ペア:

[(1, 20343565), (5, 4068713), (11, 1849415), (55, 369883), (211, 96415), (1055, 19283), (1753, 11605), (2321, 8765)]