20176294490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{435679}}^1$

素因数の和:436118

約数の個数: 32

約数和(自身を含む): 39713103360

約数和(自身を除く): 19536808870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 2105, 4210, 4631, 9262, 23155, 46310, 435679, 871358, 2178395, 4356790, 4792469, 9584938, 23962345, 47924690, 183420859, 366841718, 917104295, 1834208590, 2017629449, 4035258898, 10088147245, 20176294490]

約数ペア:

[(1, 20176294490), (2, 10088147245), (5, 4035258898), (10, 2017629449), (11, 1834208590), (22, 917104295), (55, 366841718), (110, 183420859), (421, 47924690), (842, 23962345), (2105, 9584938), (4210, 4792469), (4631, 4356790), (9262, 2178395), (23155, 871358), (46310, 435679)]