2912778018

素因数分解:

$2^1\times 3^2\times {\mathrm{161821001}}^1$

素因数の和:161821009

約数の個数: 12

約数和(自身を含む): 6311019078

約数和(自身を除く): 3398241060

約数列:

[1, 2, 3, 6, 9, 18, 161821001, 323642002, 485463003, 970926006, 1456389009, 2912778018]

約数ペア:

[(1, 2912778018), (2, 1456389009), (3, 970926006), (6, 485463003), (9, 323642002), (18, 161821001)]