11778816908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{390389}}^1$

素因数の和:390809

約数の個数: 24

約数和(自身を含む): 21752530800

約数和(自身を除く): 9973713892

約数列:

[1, 2, 4, 19, 38, 76, 397, 794, 1588, 7543, 15086, 30172, 390389, 780778, 1561556, 7417391, 14834782, 29669564, 154984433, 309968866, 619937732, 2944704227, 5889408454, 11778816908]

約数ペア:

[(1, 11778816908), (2, 5889408454), (4, 2944704227), (19, 619937732), (38, 309968866), (76, 154984433), (397, 29669564), (794, 14834782), (1588, 7417391), (7543, 1561556), (15086, 780778), (30172, 390389)]