20180552715

素因数分解:

$3^2\times 5^1\times {\mathrm{448456727}}^1$

素因数の和:448456738

約数の個数: 12

約数和(自身を含む): 34979624784

約数和(自身を除く): 14799072069

約数列:

[1, 3, 5, 9, 15, 45, 448456727, 1345370181, 2242283635, 4036110543, 6726850905, 20180552715]

約数ペア:

[(1, 20180552715), (3, 6726850905), (5, 4036110543), (9, 2242283635), (15, 1345370181), (45, 448456727)]