2220372018

素因数分解:

$2^1\times 3^2\times {\mathrm{123354001}}^1$

素因数の和:123354009

約数の個数: 12

約数和(自身を含む): 4810806078

約数和(自身を除く): 2590434060

約数列:

[1, 2, 3, 6, 9, 18, 123354001, 246708002, 370062003, 740124006, 1110186009, 2220372018]

約数ペア:

[(1, 2220372018), (2, 1110186009), (3, 740124006), (6, 370062003), (9, 246708002), (18, 123354001)]