18925203

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13337}}^1$

素因数の和:13394

約数の個数: 16

約数和(自身を含む): 28169856

約数和(自身を除く): 9244653

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 13337, 40011, 146707, 440121, 573491, 1720473, 6308401, 18925203]

約数ペア:

[(1, 18925203), (3, 6308401), (11, 1720473), (33, 573491), (43, 440121), (129, 146707), (473, 40011), (1419, 13337)]