19710955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8741}}^1$

素因数の和:8798

約数の個数: 16

約数和(自身を含む): 26435808

約数和(自身を除く): 6724853

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 8741, 43705, 96151, 358381, 480755, 1791905, 3942191, 19710955]

約数ペア:

[(1, 19710955), (5, 3942191), (11, 1791905), (41, 480755), (55, 358381), (205, 96151), (451, 43705), (2255, 8741)]