20837694532

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{157057}}^1$

素因数の和:157911

約数の個数: 24

約数和(自身を含む): 37401792120

約数和(自身を除く): 16564097588

約数列:

[1, 2, 4, 41, 82, 164, 809, 1618, 3236, 33169, 66338, 132676, 157057, 314114, 628228, 6439337, 12878674, 25757348, 127059113, 254118226, 508236452, 5209423633, 10418847266, 20837694532]

約数ペア:

[(1, 20837694532), (2, 10418847266), (4, 5209423633), (41, 508236452), (82, 254118226), (164, 127059113), (809, 25757348), (1618, 12878674), (3236, 6439337), (33169, 628228), (66338, 314114), (132676, 157057)]