19936994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129461}}^1$

素因数の和:129481

約数の個数: 16

約数和(自身を含む): 37285056

約数和(自身を除く): 17348062

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129461, 258922, 906227, 1424071, 1812454, 2848142, 9968497, 19936994]

約数ペア:

[(1, 19936994), (2, 9968497), (7, 2848142), (11, 1812454), (14, 1424071), (22, 906227), (77, 258922), (154, 129461)]