19723468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3259}}^1$

素因数の和:3369

約数の個数: 24

約数和(自身を含む): 36968400

約数和(自身を除く): 17244932

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 3259, 6052, 6518, 13036, 55403, 110806, 221612, 290051, 580102, 1160204, 4930867, 9861734, 19723468]

約数ペア:

[(1, 19723468), (2, 9861734), (4, 4930867), (17, 1160204), (34, 580102), (68, 290051), (89, 221612), (178, 110806), (356, 55403), (1513, 13036), (3026, 6518), (3259, 6052)]