81801652

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{4903}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 148022336

約数和(自身を除く): 66220684

約数列:

[1, 2, 4, 43, 86, 97, 172, 194, 388, 4171, 4903, 8342, 9806, 16684, 19612, 210829, 421658, 475591, 843316, 951182, 1902364, 20450413, 40900826, 81801652]

約数ペア:

[(1, 81801652), (2, 40900826), (4, 20450413), (43, 1902364), (86, 951182), (97, 843316), (172, 475591), (194, 421658), (388, 210829), (4171, 19612), (4903, 16684), (8342, 9806)]