2006454891

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{718387}}^1$

素因数の和:718423

約数の個数: 24

約数和(自身を含む): 3275849280

約数和(自身を除く): 1269394389

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 718387, 2155161, 5028709, 13649353, 15086127, 35200963, 40948059, 95545471, 105602889, 286636413, 668818297, 2006454891]

約数ペア:

[(1, 2006454891), (3, 668818297), (7, 286636413), (19, 105602889), (21, 95545471), (49, 40948059), (57, 35200963), (133, 15086127), (147, 13649353), (399, 5028709), (931, 2155161), (2793, 718387)]