20802783188

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{257371}}^1$

素因数の和:257564

約数の個数: 36

約数和(自身を含む): 40255039776

約数和(自身を除く): 19452256588

約数列:

[1, 2, 4, 11, 22, 44, 121, 167, 242, 334, 484, 668, 1837, 3674, 7348, 20207, 40414, 80828, 257371, 514742, 1029484, 2831081, 5662162, 11324324, 31141891, 42980957, 62283782, 85961914, 124567564, 171923828, 472790527, 945581054, 1891162108, 5200695797, 10401391594, 20802783188]

約数ペア:

[(1, 20802783188), (2, 10401391594), (4, 5200695797), (11, 1891162108), (22, 945581054), (44, 472790527), (121, 171923828), (167, 124567564), (242, 85961914), (334, 62283782), (484, 42980957), (668, 31141891), (1837, 11324324), (3674, 5662162), (7348, 2831081), (20207, 1029484), (40414, 514742), (80828, 257371)]