1877760018

素因数分解:

$2^1\times 3^2\times {\mathrm{104320001}}^1$

素因数の和:104320009

約数の個数: 12

約数和(自身を含む): 4068480078

約数和(自身を除く): 2190720060

約数列:

[1, 2, 3, 6, 9, 18, 104320001, 208640002, 312960003, 625920006, 938880009, 1877760018]

約数ペア:

[(1, 1877760018), (2, 938880009), (3, 625920006), (6, 312960003), (9, 208640002), (18, 104320001)]