20195682

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258919}}^1$

素因数の和:258937

約数の個数: 16

約数和(自身を含む): 43498560

約数和(自身を除く): 23302878

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258919, 517838, 776757, 1553514, 3365947, 6731894, 10097841, 20195682]

約数ペア:

[(1, 20195682), (2, 10097841), (3, 6731894), (6, 3365947), (13, 1553514), (26, 776757), (39, 517838), (78, 258919)]