20633937

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^2$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 30118176

約数和(自身を除く): 9484239

約数列:

[1, 3, 17, 43, 51, 97, 129, 291, 731, 1649, 2193, 4171, 4947, 9409, 12513, 28227, 70907, 159953, 212721, 404587, 479859, 1213761, 6877979, 20633937]

約数ペア:

[(1, 20633937), (3, 6877979), (17, 1213761), (43, 479859), (51, 404587), (97, 212721), (129, 159953), (291, 70907), (731, 28227), (1649, 12513), (2193, 9409), (4171, 4947)]