4220816

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{1051}}^1$

素因数の和:1310

約数の個数: 20

約数和(自身を含む): 8218224

約数和(自身を除く): 3997408

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 1051, 2008, 2102, 4016, 4204, 8408, 16816, 263801, 527602, 1055204, 2110408, 4220816]

約数ペア:

[(1, 4220816), (2, 2110408), (4, 1055204), (8, 527602), (16, 263801), (251, 16816), (502, 8408), (1004, 4204), (1051, 4016), (2008, 2102)]