20377568

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8969}}^1$

素因数の和:9050

約数の個数: 24

約数和(自身を含む): 40687920

約数和(自身を除く): 20310352

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8969, 17938, 35876, 71752, 143504, 287008, 636799, 1273598, 2547196, 5094392, 10188784, 20377568]

約数ペア:

[(1, 20377568), (2, 10188784), (4, 5094392), (8, 2547196), (16, 1273598), (32, 636799), (71, 287008), (142, 143504), (284, 71752), (568, 35876), (1136, 17938), (2272, 8969)]