20406900088

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{136607}}^1$

素因数の和:136947

約数の個数: 32

約数和(自身を含む): 38949672960

約数和(自身を除く): 18542772872

約数列:

[1, 2, 4, 8, 71, 142, 263, 284, 526, 568, 1052, 2104, 18673, 37346, 74692, 136607, 149384, 273214, 546428, 1092856, 9699097, 19398194, 35927641, 38796388, 71855282, 77592776, 143710564, 287421128, 2550862511, 5101725022, 10203450044, 20406900088]

約数ペア:

[(1, 20406900088), (2, 10203450044), (4, 5101725022), (8, 2550862511), (71, 287421128), (142, 143710564), (263, 77592776), (284, 71855282), (526, 38796388), (568, 35927641), (1052, 19398194), (2104, 9699097), (18673, 1092856), (37346, 546428), (74692, 273214), (136607, 149384)]