18765159

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13337}}^1$

素因数の和:13414

約数の個数: 16

約数和(自身を含む): 29023488

約数和(自身を除く): 10258329

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 13337, 40011, 93359, 280077, 893579, 2680737, 6255053, 18765159]

約数ペア:

[(1, 18765159), (3, 6255053), (7, 2680737), (21, 893579), (67, 280077), (201, 93359), (469, 40011), (1407, 13337)]