20849624

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{4679}}^1$

素因数の和:5242

約数の個数: 16

約数和(自身を含む): 39171600

約数和(自身を除く): 18321976

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 4679, 9358, 18716, 37432, 2606203, 5212406, 10424812, 20849624]

約数ペア:

[(1, 20849624), (2, 10424812), (4, 5212406), (8, 2606203), (557, 37432), (1114, 18716), (2228, 9358), (4456, 4679)]