19723722907

素因数分解:

$7^1\times {\mathrm{173}}^1\times {\mathrm{1493}}^1\times {\mathrm{10909}}^1$

素因数の和:12582

約数の個数: 16

約数和(自身を含む): 22688959680

約数和(自身を除く): 2965236773

約数列:

[1, 7, 173, 1211, 1493, 10451, 10909, 76363, 258289, 1808023, 1887257, 13210799, 16287137, 114009959, 2817674701, 19723722907]

約数ペア:

[(1, 19723722907), (7, 2817674701), (173, 114009959), (1211, 16287137), (1493, 13210799), (10451, 1887257), (10909, 1808023), (76363, 258289)]