19530818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8011}}^1$

素因数の和:8089

約数の個数: 16

約数和(自身を含む): 31150656

約数和(自身を除く): 11619838

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8011, 16022, 184253, 368506, 424583, 849166, 9765409, 19530818]

約数ペア:

[(1, 19530818), (2, 9765409), (23, 849166), (46, 424583), (53, 368506), (106, 184253), (1219, 16022), (2438, 8011)]