85409864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{561907}}^1$

素因数の和:561932

約数の個数: 16

約数和(自身を含む): 168572400

約数和(自身を除く): 83162536

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 561907, 1123814, 2247628, 4495256, 10676233, 21352466, 42704932, 85409864]

約数ペア:

[(1, 85409864), (2, 42704932), (4, 21352466), (8, 10676233), (19, 4495256), (38, 2247628), (76, 1123814), (152, 561907)]