20283712

素因数分解:

$2^6\times {\mathrm{557}}^1\times {\mathrm{569}}^1$

素因数の和:1138

約数の個数: 28

約数和(自身を含む): 40393620

約数和(自身を除く): 20109908

約数列:

[1, 2, 4, 8, 16, 32, 64, 557, 569, 1114, 1138, 2228, 2276, 4456, 4552, 8912, 9104, 17824, 18208, 35648, 36416, 316933, 633866, 1267732, 2535464, 5070928, 10141856, 20283712]

約数ペア:

[(1, 20283712), (2, 10141856), (4, 5070928), (8, 2535464), (16, 1267732), (32, 633866), (64, 316933), (557, 36416), (569, 35648), (1114, 18208), (1138, 17824), (2228, 9104), (2276, 8912), (4456, 4552)]