19927553

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 22135680

約数和(自身を除く): 2208127

約数列:

[1, 17, 29, 83, 487, 493, 1411, 2407, 8279, 14123, 40421, 40919, 240091, 687157, 1172209, 19927553]

約数ペア:

[(1, 19927553), (17, 1172209), (29, 687157), (83, 240091), (487, 40919), (493, 40421), (1411, 14123), (2407, 8279)]