19430818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{14479}}^1$

素因数の和:14553

約数の個数: 16

約数和(自身を含む): 32319360

約数和(自身を除く): 12888542

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 14479, 28958, 159269, 318538, 883219, 1766438, 9715409, 19430818]

約数ペア:

[(1, 19430818), (2, 9715409), (11, 1766438), (22, 883219), (61, 318538), (122, 159269), (671, 28958), (1342, 14479)]