20065767

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 29760000

約数和(自身を除く): 9694233

約数列:

[1, 3, 19, 29, 57, 61, 87, 183, 199, 551, 597, 1159, 1653, 1769, 3477, 3781, 5307, 5771, 11343, 12139, 17313, 33611, 36417, 100833, 109649, 230641, 328947, 352031, 691923, 1056093, 6688589, 20065767]

約数ペア:

[(1, 20065767), (3, 6688589), (19, 1056093), (29, 691923), (57, 352031), (61, 328947), (87, 230641), (183, 109649), (199, 100833), (551, 36417), (597, 33611), (1159, 17313), (1653, 12139), (1769, 11343), (3477, 5771), (3781, 5307)]