2158442828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{40387}}^1$

素因数の和:40853

約数の個数: 24

約数和(自身を含む): 3908265984

約数和(自身を除く): 1749823156

約数列:

[1, 2, 4, 31, 62, 124, 431, 862, 1724, 13361, 26722, 40387, 53444, 80774, 161548, 1251997, 2503994, 5007988, 17406797, 34813594, 69627188, 539610707, 1079221414, 2158442828]

約数ペア:

[(1, 2158442828), (2, 1079221414), (4, 539610707), (31, 69627188), (62, 34813594), (124, 17406797), (431, 5007988), (862, 2503994), (1724, 1251997), (13361, 161548), (26722, 80774), (40387, 53444)]