20545562012

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{84203123}}^1$

素因数の和:84203188

約数の個数: 12

約数和(自身を含む): 36544155816

約数和(自身を除く): 15998593804

約数列:

[1, 2, 4, 61, 122, 244, 84203123, 168406246, 336812492, 5136390503, 10272781006, 20545562012]

約数ペア:

[(1, 20545562012), (2, 10272781006), (4, 5136390503), (61, 336812492), (122, 168406246), (244, 84203123)]