2019806535

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3131483}}^1$

素因数の和:3131534

約数の個数: 16

約数和(自身を含む): 3306847104

約数和(自身を除く): 1287040569

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 3131483, 9394449, 15657415, 46972245, 134653769, 403961307, 673268845, 2019806535]

約数ペア:

[(1, 2019806535), (3, 673268845), (5, 403961307), (15, 134653769), (43, 46972245), (129, 15657415), (215, 9394449), (645, 3131483)]