20917696

素因数分解:

$2^6\times {\mathrm{211}}^1\times {\mathrm{1549}}^1$

素因数の和:1772

約数の個数: 28

約数和(自身を含む): 41732200

約数和(自身を除く): 20814504

約数列:

[1, 2, 4, 8, 16, 32, 64, 211, 422, 844, 1549, 1688, 3098, 3376, 6196, 6752, 12392, 13504, 24784, 49568, 99136, 326839, 653678, 1307356, 2614712, 5229424, 10458848, 20917696]

約数ペア:

[(1, 20917696), (2, 10458848), (4, 5229424), (8, 2614712), (16, 1307356), (32, 653678), (64, 326839), (211, 99136), (422, 49568), (844, 24784), (1549, 13504), (1688, 12392), (3098, 6752), (3376, 6196)]