20199366844

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{618929}}^1$

素因数の和:619173

約数の個数: 24

約数和(自身を含む): 36393084000

約数和(自身を除く): 16193717156

約数列:

[1, 2, 4, 41, 82, 164, 199, 398, 796, 8159, 16318, 32636, 618929, 1237858, 2475716, 25376089, 50752178, 101504356, 123166871, 246333742, 492667484, 5049841711, 10099683422, 20199366844]

約数ペア:

[(1, 20199366844), (2, 10099683422), (4, 5049841711), (41, 492667484), (82, 246333742), (164, 123166871), (199, 101504356), (398, 50752178), (796, 25376089), (8159, 2475716), (16318, 1237858), (32636, 618929)]