19303947

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 31539200

約数和(自身を除く): 12235253

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1279, 1677, 3837, 5031, 11511, 15093, 16627, 34533, 49881, 54997, 149643, 164991, 448929, 494973, 714961, 1484919, 2144883, 6434649, 19303947]

約数ペア:

[(1, 19303947), (3, 6434649), (9, 2144883), (13, 1484919), (27, 714961), (39, 494973), (43, 448929), (117, 164991), (129, 149643), (351, 54997), (387, 49881), (559, 34533), (1161, 16627), (1279, 15093), (1677, 11511), (3837, 5031)]