220238414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{23227}}^1$

素因数の和:23671

約数の個数: 16

約数和(自身を含む): 361241856

約数和(自身を除く): 141003442

約数列:

[1, 2, 11, 22, 431, 862, 4741, 9482, 23227, 46454, 255497, 510994, 10010837, 20021674, 110119207, 220238414]

約数ペア:

[(1, 220238414), (2, 110119207), (11, 20021674), (22, 10010837), (431, 510994), (862, 255497), (4741, 46454), (9482, 23227)]