201920917

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{10691}}^1$

素因数の和:10820

約数の個数: 16

約数和(自身を含む): 235566144

約数和(自身を除く): 33645227

約数列:

[1, 11, 17, 101, 187, 1111, 1717, 10691, 18887, 117601, 181747, 1079791, 1999217, 11877701, 18356447, 201920917]

約数ペア:

[(1, 201920917), (11, 18356447), (17, 11877701), (101, 1999217), (187, 1079791), (1111, 181747), (1717, 117601), (10691, 18887)]