20204654

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 31021056

約数和(自身を除く): 10816402

約数列:

[1, 2, 67, 131, 134, 262, 1151, 2302, 8777, 17554, 77117, 150781, 154234, 301562, 10102327, 20204654]

約数ペア:

[(1, 20204654), (2, 10102327), (67, 301562), (131, 154234), (134, 150781), (262, 77117), (1151, 17554), (2302, 8777)]