20852506

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:918

約数の個数: 24

約数和(自身を含む): 34040160

約数和(自身を除く): 13187654

約数列:

[1, 2, 17, 34, 43, 86, 289, 578, 731, 839, 1462, 1678, 12427, 14263, 24854, 28526, 36077, 72154, 242471, 484942, 613309, 1226618, 10426253, 20852506]

約数ペア:

[(1, 20852506), (2, 10426253), (17, 1226618), (34, 613309), (43, 484942), (86, 242471), (289, 72154), (578, 36077), (731, 28526), (839, 24854), (1462, 14263), (1678, 12427)]