19980774

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{100913}}^1$

素因数の和:100932

約数の個数: 24

約数和(自身を含む): 47227752

約数和(自身を除く): 27246978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 100913, 201826, 302739, 605478, 908217, 1110043, 1816434, 2220086, 3330129, 6660258, 9990387, 19980774]

約数ペア:

[(1, 19980774), (2, 9990387), (3, 6660258), (6, 3330129), (9, 2220086), (11, 1816434), (18, 1110043), (22, 908217), (33, 605478), (66, 302739), (99, 201826), (198, 100913)]