20607872

素因数分解:

$2^7\times {\mathrm{131}}^1\times {\mathrm{1229}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 41401800

約数和(自身を除く): 20793928

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 262, 524, 1048, 1229, 2096, 2458, 4192, 4916, 8384, 9832, 16768, 19664, 39328, 78656, 157312, 160999, 321998, 643996, 1287992, 2575984, 5151968, 10303936, 20607872]

約数ペア:

[(1, 20607872), (2, 10303936), (4, 5151968), (8, 2575984), (16, 1287992), (32, 643996), (64, 321998), (128, 160999), (131, 157312), (262, 78656), (524, 39328), (1048, 19664), (1229, 16768), (2096, 9832), (2458, 8384), (4192, 4916)]