19797503

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4603}}^1$

素因数の和:4654

約数の個数: 16

約数和(自身を含む): 23867136

約数和(自身を除く): 4069633

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 4603, 50633, 78251, 105869, 860761, 1164559, 1799773, 19797503]

約数ペア:

[(1, 19797503), (11, 1799773), (17, 1164559), (23, 860761), (187, 105869), (253, 78251), (391, 50633), (4301, 4603)]