19412503

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^2\times {\mathrm{173}}^1$

素因数の和:386

約数の個数: 12

約数和(自身を含む): 21512664

約数和(自身を除く): 2100161

約数列:

[1, 11, 101, 173, 1111, 1903, 10201, 17473, 112211, 192203, 1764773, 19412503]

約数ペア:

[(1, 19412503), (11, 1764773), (101, 192203), (173, 112211), (1111, 17473), (1903, 10201)]