20849246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17881}}^1$

素因数の和:17947

約数の個数: 16

約数和(自身を含む): 34762608

約数和(自身を除く): 13913362

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17881, 35762, 196691, 393382, 947693, 1895386, 10424623, 20849246]

約数ペア:

[(1, 20849246), (2, 10424623), (11, 1895386), (22, 947693), (53, 393382), (106, 196691), (583, 35762), (1166, 17881)]