66313648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{218137}}^1$

素因数の和:218164

約数の個数: 20

約数和(自身を含む): 135245560

約数和(自身を除く): 68931912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 218137, 436274, 872548, 1745096, 3490192, 4144603, 8289206, 16578412, 33156824, 66313648]

約数ペア:

[(1, 66313648), (2, 33156824), (4, 16578412), (8, 8289206), (16, 4144603), (19, 3490192), (38, 1745096), (76, 872548), (152, 436274), (304, 218137)]