2560487922

素因数分解:

$2^1\times 3^4\times {\mathrm{15805481}}^1$

素因数の和:15805495

約数の個数: 20

約数和(自身を含む): 5737389966

約数和(自身を除く): 3176902044

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 15805481, 31610962, 47416443, 94832886, 142249329, 284498658, 426747987, 853495974, 1280243961, 2560487922]

約数ペア:

[(1, 2560487922), (2, 1280243961), (3, 853495974), (6, 426747987), (9, 284498658), (18, 142249329), (27, 94832886), (54, 47416443), (81, 31610962), (162, 15805481)]