20437266

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20897}}^1$

素因数の和:21065

約数の個数: 16

約数和(自身を含む): 41127264

約数和(自身を除く): 20689998

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20897, 41794, 62691, 125382, 3406211, 6812422, 10218633, 20437266]

約数ペア:

[(1, 20437266), (2, 10218633), (3, 6812422), (6, 3406211), (163, 125382), (326, 62691), (489, 41794), (978, 20897)]