66244336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{217909}}^1$

素因数の和:217936

約数の個数: 20

約数和(自身を含む): 135104200

約数和(自身を除く): 68859864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 217909, 435818, 871636, 1743272, 3486544, 4140271, 8280542, 16561084, 33122168, 66244336]

約数ペア:

[(1, 66244336), (2, 33122168), (4, 16561084), (8, 8280542), (16, 4140271), (19, 3486544), (38, 1743272), (76, 871636), (152, 435818), (304, 217909)]