18648091

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1217}}^1$

素因数の和:1434

約数の個数: 16

約数和(自身を含む): 23385600

約数和(自身を除く): 4737509

約数列:

[1, 7, 11, 77, 199, 1217, 1393, 2189, 8519, 13387, 15323, 93709, 242183, 1695281, 2664013, 18648091]

約数ペア:

[(1, 18648091), (7, 2664013), (11, 1695281), (77, 242183), (199, 93709), (1217, 15323), (1393, 13387), (2189, 8519)]