19985086

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:600

約数の個数: 24

約数和(自身を含む): 33180840

約数和(自身を除く): 13195754

約数列:

[1, 2, 11, 22, 121, 242, 269, 307, 538, 614, 2959, 3377, 5918, 6754, 32549, 37147, 65098, 74294, 82583, 165166, 908413, 1816826, 9992543, 19985086]

約数ペア:

[(1, 19985086), (2, 9992543), (11, 1816826), (22, 908413), (121, 165166), (242, 82583), (269, 74294), (307, 65098), (538, 37147), (614, 32549), (2959, 6754), (3377, 5918)]