18401487

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10039}}^1$

素因数の和:10102

約数の個数: 16

約数和(自身を含む): 26987520

約数和(自身を除く): 8586033

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10039, 30117, 130507, 391521, 471833, 1415499, 6133829, 18401487]

約数ペア:

[(1, 18401487), (3, 6133829), (13, 1415499), (39, 471833), (47, 391521), (141, 130507), (611, 30117), (1833, 10039)]