19553884

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17033}}^1$

素因数の和:17085

約数の個数: 24

約数和(自身を含む): 40063968

約数和(自身を除く): 20510084

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17033, 34066, 68132, 119231, 238462, 476924, 698353, 1396706, 2793412, 4888471, 9776942, 19553884]

約数ペア:

[(1, 19553884), (2, 9776942), (4, 4888471), (7, 2793412), (14, 1396706), (28, 698353), (41, 476924), (82, 238462), (164, 119231), (287, 68132), (574, 34066), (1148, 17033)]