20215243791

素因数分解:

$3^4\times {\mathrm{4673}}^1\times {\mathrm{53407}}^1$

素因数の和:58092

約数の個数: 20

約数和(自身を含む): 30205108032

約数和(自身を除く): 9989864241

約数列:

[1, 3, 9, 27, 81, 4673, 14019, 42057, 53407, 126171, 160221, 378513, 480663, 1441989, 4325967, 249570911, 748712733, 2246138199, 6738414597, 20215243791]

約数ペア:

[(1, 20215243791), (3, 6738414597), (9, 2246138199), (27, 748712733), (81, 249570911), (4673, 4325967), (14019, 1441989), (42057, 480663), (53407, 378513), (126171, 160221)]