20627759

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 16

約数和(自身を含む): 22046688

約数和(自身を除く): 1418929

約数列:

[1, 37, 53, 67, 157, 1961, 2479, 3551, 5809, 8321, 10519, 131387, 307877, 389203, 557507, 20627759]

約数ペア:

[(1, 20627759), (37, 557507), (53, 389203), (67, 307877), (157, 131387), (1961, 10519), (2479, 8321), (3551, 5809)]