19305351

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{55001}}^1$

素因数の和:55023

約数の個数: 16

約数和(自身を含む): 30801120

約数和(自身を除く): 11495769

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 55001, 165003, 495009, 715013, 1485027, 2145039, 6435117, 19305351]

約数ペア:

[(1, 19305351), (3, 6435117), (9, 2145039), (13, 1485027), (27, 715013), (39, 495009), (117, 165003), (351, 55001)]