20161987102953

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2072359657}}^1$

素因数の和:2072359733

約数の個数: 24

約数和(自身を含む): 31035658238208

約数和(自身を除く): 10873671135255

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 2072359657, 6217078971, 18651236913, 47664272111, 97400903879, 142992816333, 292202711637, 428978448999, 876608134911, 2240220789217, 6720662367651, 20161987102953]

約数ペア:

[(1, 20161987102953), (3, 6720662367651), (9, 2240220789217), (23, 876608134911), (47, 428978448999), (69, 292202711637), (141, 142992816333), (207, 97400903879), (423, 47664272111), (1081, 18651236913), (3243, 6217078971), (9729, 2072359657)]