20283557

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:812

約数の個数: 16

約数和(自身を含む): 24167040

約数和(自身を除く): 3883483

約数列:

[1, 7, 29, 163, 203, 613, 1141, 4291, 4727, 17777, 33089, 99919, 124439, 699433, 2897651, 20283557]

約数ペア:

[(1, 20283557), (7, 2897651), (29, 699433), (163, 124439), (203, 99919), (613, 33089), (1141, 17777), (4291, 4727)]