20210620326

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{259110517}}^1$

素因数の和:259110535

約数の個数: 16

約数和(自身を含む): 43530567024

約数和(自身を除く): 23319946698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 259110517, 518221034, 777331551, 1554663102, 3368436721, 6736873442, 10105310163, 20210620326]

約数ペア:

[(1, 20210620326), (2, 10105310163), (3, 6736873442), (6, 3368436721), (13, 1554663102), (26, 777331551), (39, 518221034), (78, 259110517)]