20550799

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 3963761

約数列:

[1, 19, 23, 31, 37, 41, 437, 589, 703, 713, 779, 851, 943, 1147, 1271, 1517, 13547, 16169, 17917, 21793, 24149, 26381, 28823, 29233, 34891, 47027, 501239, 555427, 662929, 893513, 1081621, 20550799]

約数ペア:

[(1, 20550799), (19, 1081621), (23, 893513), (31, 662929), (37, 555427), (41, 501239), (437, 47027), (589, 34891), (703, 29233), (713, 28823), (779, 26381), (851, 24149), (943, 21793), (1147, 17917), (1271, 16169), (1517, 13547)]