19774546

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2058

約数の個数: 24

約数和(自身を含む): 33415452

約数和(自身を除く): 13640906

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 451, 902, 1993, 3986, 4961, 9922, 21923, 43846, 81713, 163426, 241153, 482306, 898843, 1797686, 9887273, 19774546]

約数ペア:

[(1, 19774546), (2, 9887273), (11, 1797686), (22, 898843), (41, 482306), (82, 241153), (121, 163426), (242, 81713), (451, 43846), (902, 21923), (1993, 9922), (3986, 4961)]