18443391

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{887}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 25574400

約数和(自身を除く): 7131009

約数列:

[1, 3, 29, 87, 239, 717, 887, 2661, 6931, 20793, 25723, 77169, 211993, 635979, 6147797, 18443391]

約数ペア:

[(1, 18443391), (3, 6147797), (29, 635979), (87, 211993), (239, 77169), (717, 25723), (887, 20793), (2661, 6931)]