18526131

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1192

約数の個数: 32

約数和(自身を含む): 30213120

約数和(自身を除く): 11686989

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1123, 1269, 1833, 3369, 5499, 10107, 14599, 16497, 30321, 43797, 52781, 131391, 158343, 394173, 475029, 686153, 1425087, 2058459, 6175377, 18526131]

約数ペア:

[(1, 18526131), (3, 6175377), (9, 2058459), (13, 1425087), (27, 686153), (39, 475029), (47, 394173), (117, 158343), (141, 131391), (351, 52781), (423, 43797), (611, 30321), (1123, 16497), (1269, 14599), (1833, 10107), (3369, 5499)]