81902008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{538829}}^1$

素因数の和:538854

約数の個数: 16

約数和(自身を含む): 161649000

約数和(自身を除く): 79746992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 538829, 1077658, 2155316, 4310632, 10237751, 20475502, 40951004, 81902008]

約数ペア:

[(1, 81902008), (2, 40951004), (4, 20475502), (8, 10237751), (19, 4310632), (38, 2155316), (76, 1077658), (152, 538829)]