67777712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{222953}}^1$

素因数の和:222980

約数の個数: 20

約数和(自身を含む): 138231480

約数和(自身を除く): 70453768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 222953, 445906, 891812, 1783624, 3567248, 4236107, 8472214, 16944428, 33888856, 67777712]

約数ペア:

[(1, 67777712), (2, 33888856), (4, 16944428), (8, 8472214), (16, 4236107), (19, 3567248), (38, 1783624), (76, 891812), (152, 445906), (304, 222953)]