19237838

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:667

約数の個数: 16

約数和(自身を含む): 29281824

約数和(自身を除く): 10043986

約数列:

[1, 2, 157, 197, 311, 314, 394, 622, 30929, 48827, 61267, 61858, 97654, 122534, 9618919, 19237838]

約数ペア:

[(1, 19237838), (2, 9618919), (157, 122534), (197, 97654), (311, 61858), (314, 61267), (394, 48827), (622, 30929)]