2016564772

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1396513}}^1$

素因数の和:1396555

約数の個数: 18

約数和(自身を含む): 3724502838

約数和(自身を除く): 1707938066

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1396513, 2793026, 5586052, 26533747, 53067494, 106134988, 504141193, 1008282386, 2016564772]

約数ペア:

[(1, 2016564772), (2, 1008282386), (4, 504141193), (19, 106134988), (38, 53067494), (76, 26533747), (361, 5586052), (722, 2793026), (1444, 1396513)]