83881648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{121921}}^1$

素因数の和:121972

約数の個数: 20

約数和(自身を含む): 166301608

約数和(自身を除く): 82419960

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 121921, 243842, 487684, 975368, 1950736, 5242603, 10485206, 20970412, 41940824, 83881648]

約数ペア:

[(1, 83881648), (2, 41940824), (4, 20970412), (8, 10485206), (16, 5242603), (43, 1950736), (86, 975368), (172, 487684), (344, 243842), (688, 121921)]