20513306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5939}}^1$

素因数の和:6109

約数の個数: 16

約数和(自身を含む): 33786720

約数和(自身を除く): 13273414

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 5939, 11878, 65329, 130658, 932423, 1864846, 10256653, 20513306]

約数ペア:

[(1, 20513306), (2, 10256653), (11, 1864846), (22, 932423), (157, 130658), (314, 65329), (1727, 11878), (3454, 5939)]