2780954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6653}}^1$

素因数の和:6685

約数の個数: 16

約数和(自身を含む): 4790880

約数和(自身を除く): 2009926

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 6653, 13306, 73183, 126407, 146366, 252814, 1390477, 2780954]

約数ペア:

[(1, 2780954), (2, 1390477), (11, 252814), (19, 146366), (22, 126407), (38, 73183), (209, 13306), (418, 6653)]