19945244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{453301}}^1$

素因数の和:453316

約数の個数: 12

約数和(自身を含む): 38077368

約数和(自身を除く): 18132124

約数列:

[1, 2, 4, 11, 22, 44, 453301, 906602, 1813204, 4986311, 9972622, 19945244]

約数ペア:

[(1, 19945244), (2, 9972622), (4, 4986311), (11, 1813204), (22, 906602), (44, 453301)]