18639568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{50651}}^1$

素因数の和:50682

約数の個数: 20

約数和(自身を含む): 37685088

約数和(自身を除く): 19045520

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 50651, 101302, 202604, 405208, 810416, 1164973, 2329946, 4659892, 9319784, 18639568]

約数ペア:

[(1, 18639568), (2, 9319784), (4, 4659892), (8, 2329946), (16, 1164973), (23, 810416), (46, 405208), (92, 202604), (184, 101302), (368, 50651)]