1620162018

素因数分解:

$2^1\times 3^2\times {\mathrm{90009001}}^1$

素因数の和:90009009

約数の個数: 12

約数和(自身を含む): 3510351078

約数和(自身を除く): 1890189060

約数列:

[1, 2, 3, 6, 9, 18, 90009001, 180018002, 270027003, 540054006, 810081009, 1620162018]

約数ペア:

[(1, 1620162018), (2, 810081009), (3, 540054006), (6, 270027003), (9, 180018002), (18, 90009001)]