20040982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10559}}^1$

素因数の和:10647

約数の個数: 16

約数和(自身を含む): 32820480

約数和(自身を除く): 12779498

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10559, 21118, 137267, 274534, 770807, 1541614, 10020491, 20040982]

約数ペア:

[(1, 20040982), (2, 10020491), (13, 1541614), (26, 770807), (73, 274534), (146, 137267), (949, 21118), (1898, 10559)]