81157946

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{20693}}^1$

素因数の和:20785

約数の個数: 16

約数和(自身を含む): 127392264

約数和(自身を除く): 46234318

約数列:

[1, 2, 37, 53, 74, 106, 1961, 3922, 20693, 41386, 765641, 1096729, 1531282, 2193458, 40578973, 81157946]

約数ペア:

[(1, 81157946), (2, 40578973), (37, 2193458), (53, 1531282), (74, 1096729), (106, 765641), (1961, 41386), (3922, 20693)]