18431045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1481}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 23474880

約数和(自身を除く): 5043835

約数列:

[1, 5, 19, 95, 131, 655, 1481, 2489, 7405, 12445, 28139, 140695, 194011, 970055, 3686209, 18431045]

約数ペア:

[(1, 18431045), (5, 3686209), (19, 970055), (95, 194011), (131, 140695), (655, 28139), (1481, 12445), (2489, 7405)]