19131788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2897}}^1$

素因数の和:3041

約数の個数: 24

約数和(自身を含む): 36352512

約数和(自身を除く): 17220724

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 2897, 3302, 5794, 6604, 11588, 37661, 75322, 150644, 367919, 735838, 1471676, 4782947, 9565894, 19131788]

約数ペア:

[(1, 19131788), (2, 9565894), (4, 4782947), (13, 1471676), (26, 735838), (52, 367919), (127, 150644), (254, 75322), (508, 37661), (1651, 11588), (2897, 6604), (3302, 5794)]