2118386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 16

約数和(自身を含む): 3382560

約数和(自身を除く): 1264174

約数列:

[1, 2, 19, 38, 107, 214, 521, 1042, 2033, 4066, 9899, 19798, 55747, 111494, 1059193, 2118386]

約数ペア:

[(1, 2118386), (2, 1059193), (19, 111494), (38, 55747), (107, 19798), (214, 9899), (521, 4066), (1042, 2033)]