19153744

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14423}}^1$

素因数の和:14514

約数の個数: 20

約数和(自身を含む): 37560096

約数和(自身を除く): 18406352

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14423, 28846, 57692, 115384, 230768, 1197109, 2394218, 4788436, 9576872, 19153744]

約数ペア:

[(1, 19153744), (2, 9576872), (4, 4788436), (8, 2394218), (16, 1197109), (83, 230768), (166, 115384), (332, 57692), (664, 28846), (1328, 14423)]