18727173018

素因数分解:

$2^1\times 3^2\times {\mathrm{1040398501}}^1$

素因数の和:1040398509

約数の個数: 12

約数和(自身を含む): 40575541578

約数和(自身を除く): 21848368560

約数列:

[1, 2, 3, 6, 9, 18, 1040398501, 2080797002, 3121195503, 6242391006, 9363586509, 18727173018]

約数ペア:

[(1, 18727173018), (2, 9363586509), (3, 6242391006), (6, 3121195503), (9, 2080797002), (18, 1040398501)]