19995105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102539}}^1$

素因数の和:102560

約数の個数: 16

約数和(自身を含む): 34453440

約数和(自身を除く): 14458335

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 102539, 307617, 512695, 1333007, 1538085, 3999021, 6665035, 19995105]

約数ペア:

[(1, 19995105), (3, 6665035), (5, 3999021), (13, 1538085), (15, 1333007), (39, 512695), (65, 307617), (195, 102539)]