20037439

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 21841920

約数和(自身を除く): 1804481

約数列:

[1, 23, 31, 157, 179, 713, 3611, 4117, 4867, 5549, 28103, 111941, 127627, 646369, 871193, 20037439]

約数ペア:

[(1, 20037439), (23, 871193), (31, 646369), (157, 127627), (179, 111941), (713, 28103), (3611, 5549), (4117, 4867)]