20194568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132859}}^1$

素因数の和:132884

約数の個数: 16

約数和(自身を含む): 39858000

約数和(自身を除く): 19663432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132859, 265718, 531436, 1062872, 2524321, 5048642, 10097284, 20194568]

約数ペア:

[(1, 20194568), (2, 10097284), (4, 5048642), (8, 2524321), (19, 1062872), (38, 531436), (76, 265718), (152, 132859)]