20192746

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 35868672

約数和(自身を除く): 15675926

約数列:

[1, 2, 7, 14, 41, 82, 127, 254, 277, 287, 554, 574, 889, 1778, 1939, 3878, 5207, 10414, 11357, 22714, 35179, 36449, 70358, 72898, 79499, 158998, 246253, 492506, 1442339, 2884678, 10096373, 20192746]

約数ペア:

[(1, 20192746), (2, 10096373), (7, 2884678), (14, 1442339), (41, 492506), (82, 246253), (127, 158998), (254, 79499), (277, 72898), (287, 70358), (554, 36449), (574, 35179), (889, 22714), (1778, 11357), (1939, 10414), (3878, 5207)]