20437048

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19501}}^1$

素因数の和:19638

約数の個数: 16

約数和(自身を含む): 38613960

約数和(自身を除く): 18176912

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19501, 39002, 78004, 156008, 2554631, 5109262, 10218524, 20437048]

約数ペア:

[(1, 20437048), (2, 10218524), (4, 5109262), (8, 2554631), (131, 156008), (262, 78004), (524, 39002), (1048, 19501)]