19955715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102337}}^1$

素因数の和:102358

約数の個数: 16

約数和(自身を含む): 34385568

約数和(自身を除く): 14429853

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 102337, 307011, 511685, 1330381, 1535055, 3991143, 6651905, 19955715]

約数ペア:

[(1, 19955715), (3, 6651905), (5, 3991143), (13, 1535055), (15, 1330381), (39, 511685), (65, 307011), (195, 102337)]