20545042

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77237}}^1$

素因数の和:77265

約数の個数: 16

約数和(自身を含む): 37074240

約数和(自身を除く): 16529198

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 77237, 154474, 540659, 1081318, 1467503, 2935006, 10272521, 20545042]

約数ペア:

[(1, 20545042), (2, 10272521), (7, 2935006), (14, 1467503), (19, 1081318), (38, 540659), (133, 154474), (266, 77237)]