19489492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10301}}^1$

素因数の和:10359

約数の個数: 24

約数和(自身を含む): 38076192

約数和(自身を除く): 18586700

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10301, 20602, 41204, 113311, 226622, 442943, 453244, 885886, 1771772, 4872373, 9744746, 19489492]

約数ペア:

[(1, 19489492), (2, 9744746), (4, 4872373), (11, 1771772), (22, 885886), (43, 453244), (44, 442943), (86, 226622), (172, 113311), (473, 41204), (946, 20602), (1892, 10301)]