19390124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1327}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 36700608

約数和(自身を除く): 17310484

約数列:

[1, 2, 4, 13, 26, 52, 281, 562, 1124, 1327, 2654, 3653, 5308, 7306, 14612, 17251, 34502, 69004, 372887, 745774, 1491548, 4847531, 9695062, 19390124]

約数ペア:

[(1, 19390124), (2, 9695062), (4, 4847531), (13, 1491548), (26, 745774), (52, 372887), (281, 69004), (562, 34502), (1124, 17251), (1327, 14612), (2654, 7306), (3653, 5308)]