18530834

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2027}}^1$

素因数の和:2689

約数の個数: 16

約数和(自身を含む): 31831488

約数和(自身を除く): 13300654

約数列:

[1, 2, 7, 14, 653, 1306, 2027, 4054, 4571, 9142, 14189, 28378, 1323631, 2647262, 9265417, 18530834]

約数ペア:

[(1, 18530834), (2, 9265417), (7, 2647262), (14, 1323631), (653, 28378), (1306, 14189), (2027, 9142), (4054, 4571)]