20718262

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{977}}^1$

素因数の和:1463

約数の個数: 16

約数和(自身を含む): 32532192

約数和(自身を除く): 11813930

約数列:

[1, 2, 23, 46, 461, 922, 977, 1954, 10603, 21206, 22471, 44942, 450397, 900794, 10359131, 20718262]

約数ペア:

[(1, 20718262), (2, 10359131), (23, 900794), (46, 450397), (461, 44942), (922, 22471), (977, 21206), (1954, 10603)]