18942103677

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20976859}}^1$

素因数の和:20976912

約数の個数: 16

約数和(自身を含む): 29535418880

約数和(自身を除く): 10593315203

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 20976859, 62930577, 146838013, 440514039, 902004937, 2706014811, 6314034559, 18942103677]

約数ペア:

[(1, 18942103677), (3, 6314034559), (7, 2706014811), (21, 902004937), (43, 440514039), (129, 146838013), (301, 62930577), (903, 20976859)]