20138040008

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{42665339}}^1$

素因数の和:42665404

約数の個数: 16

約数和(自身を含む): 38398806000

約数和(自身を除く): 18260765992

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 42665339, 85330678, 170661356, 341322712, 2517255001, 5034510002, 10069020004, 20138040008]

約数ペア:

[(1, 20138040008), (2, 10069020004), (4, 5034510002), (8, 2517255001), (59, 341322712), (118, 170661356), (236, 85330678), (472, 42665339)]