81428604

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{18797}}^1$

素因数の和:18842

約数の個数: 36

約数和(自身を含む): 200537064

約数和(自身を除く): 119108460

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 361, 722, 1083, 1444, 2166, 4332, 18797, 37594, 56391, 75188, 112782, 225564, 357143, 714286, 1071429, 1428572, 2142858, 4285716, 6785717, 13571434, 20357151, 27142868, 40714302, 81428604]

約数ペア:

[(1, 81428604), (2, 40714302), (3, 27142868), (4, 20357151), (6, 13571434), (12, 6785717), (19, 4285716), (38, 2142858), (57, 1428572), (76, 1071429), (114, 714286), (228, 357143), (361, 225564), (722, 112782), (1083, 75188), (1444, 56391), (2166, 37594), (4332, 18797)]