81851908

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{1481}}^1$

素因数の和:1863

約数の個数: 24

約数和(自身を含む): 147269304

約数和(自身を除く): 65417396

約数列:

[1, 2, 4, 41, 82, 164, 337, 674, 1348, 1481, 2962, 5924, 13817, 27634, 55268, 60721, 121442, 242884, 499097, 998194, 1996388, 20462977, 40925954, 81851908]

約数ペア:

[(1, 81851908), (2, 40925954), (4, 20462977), (41, 1996388), (82, 998194), (164, 499097), (337, 242884), (674, 121442), (1348, 60721), (1481, 55268), (2962, 27634), (5924, 13817)]