19507108

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{68687}}^1$

素因数の和:68762

約数の個数: 12

約数和(自身を含む): 34618752

約数和(自身を除く): 15111644

約数列:

[1, 2, 4, 71, 142, 284, 68687, 137374, 274748, 4876777, 9753554, 19507108]

約数ペア:

[(1, 19507108), (2, 9753554), (4, 4876777), (71, 274748), (142, 137374), (284, 68687)]