19187373

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{857}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 27181440

約数和(自身を除く): 7994067

約数列:

[1, 3, 17, 51, 439, 857, 1317, 2571, 7463, 14569, 22389, 43707, 376223, 1128669, 6395791, 19187373]

約数ペア:

[(1, 19187373), (3, 6395791), (17, 1128669), (51, 376223), (439, 43707), (857, 22389), (1317, 14569), (2571, 7463)]