31525136

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{27751}}^1$

素因数の和:27830

約数の個数: 20

約数和(自身を含む): 61942464

約数和(自身を除く): 30417328

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27751, 55502, 111004, 222008, 444016, 1970321, 3940642, 7881284, 15762568, 31525136]

約数ペア:

[(1, 31525136), (2, 15762568), (4, 7881284), (8, 3940642), (16, 1970321), (71, 444016), (142, 222008), (284, 111004), (568, 55502), (1136, 27751)]