17957744

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:957

約数の個数: 40

約数和(自身を含む): 39997440

約数和(自身を除く): 22039696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 719, 892, 1438, 1561, 1784, 2876, 3122, 3568, 5033, 5752, 6244, 10066, 11504, 12488, 20132, 24976, 40264, 80528, 160337, 320674, 641348, 1122359, 1282696, 2244718, 2565392, 4489436, 8978872, 17957744]

約数ペア:

[(1, 17957744), (2, 8978872), (4, 4489436), (7, 2565392), (8, 2244718), (14, 1282696), (16, 1122359), (28, 641348), (56, 320674), (112, 160337), (223, 80528), (446, 40264), (719, 24976), (892, 20132), (1438, 12488), (1561, 11504), (1784, 10066), (2876, 6244), (3122, 5752), (3568, 5033)]