19214878

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5431}}^1$

素因数の和:5523

約数の個数: 16

約数和(自身を含む): 30310560

約数和(自身を除く): 11095682

約数列:

[1, 2, 29, 58, 61, 122, 1769, 3538, 5431, 10862, 157499, 314998, 331291, 662582, 9607439, 19214878]

約数ペア:

[(1, 19214878), (2, 9607439), (29, 662582), (58, 331291), (61, 314998), (122, 157499), (1769, 10862), (3538, 5431)]