19936378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{129457}}^1$

素因数の和:129477

約数の個数: 16

約数和(自身を含む): 37283904

約数和(自身を除く): 17347526

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 129457, 258914, 906199, 1424027, 1812398, 2848054, 9968189, 19936378]

約数ペア:

[(1, 19936378), (2, 9968189), (7, 2848054), (11, 1812398), (14, 1424027), (22, 906199), (77, 258914), (154, 129457)]