19171660

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4817}}^1$

素因数の和:5025

約数の個数: 24

約数和(自身を含む): 40471200

約数和(自身を除く): 21299540

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 4817, 9634, 19268, 24085, 48170, 96340, 958583, 1917166, 3834332, 4792915, 9585830, 19171660]

約数ペア:

[(1, 19171660), (2, 9585830), (4, 4792915), (5, 3834332), (10, 1917166), (20, 958583), (199, 96340), (398, 48170), (796, 24085), (995, 19268), (1990, 9634), (3980, 4817)]