20914635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 38545920

約数和(自身を除く): 17631285

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 1433, 2085, 2919, 4299, 4865, 7165, 10031, 14595, 21495, 30093, 50155, 150465, 199187, 597561, 995935, 1394309, 2987805, 4182927, 6971545, 20914635]

約数ペア:

[(1, 20914635), (3, 6971545), (5, 4182927), (7, 2987805), (15, 1394309), (21, 995935), (35, 597561), (105, 199187), (139, 150465), (417, 50155), (695, 30093), (973, 21495), (1433, 14595), (2085, 10031), (2919, 7165), (4299, 4865)]