19957367092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1605839}}^1$

素因数の和:1606095

約数の個数: 24

約数和(自身を含む): 37769356800

約数和(自身を除く): 17811989708

約数列:

[1, 2, 4, 13, 26, 52, 239, 478, 956, 3107, 6214, 12428, 1605839, 3211678, 6423356, 20875907, 41751814, 83503628, 383795521, 767591042, 1535182084, 4989341773, 9978683546, 19957367092]

約数ペア:

[(1, 19957367092), (2, 9978683546), (4, 4989341773), (13, 1535182084), (26, 767591042), (52, 383795521), (239, 83503628), (478, 41751814), (956, 20875907), (3107, 6423356), (6214, 3211678), (12428, 1605839)]