19108265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1321}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 25128576

約数和(自身を除く): 6020311

約数列:

[1, 5, 11, 55, 263, 1315, 1321, 2893, 6605, 14465, 14531, 72655, 347423, 1737115, 3821653, 19108265]

約数ペア:

[(1, 19108265), (5, 3821653), (11, 1737115), (55, 347423), (263, 72655), (1315, 14531), (1321, 14465), (2893, 6605)]