20847862

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34631}}^1$

素因数の和:34683

約数の個数: 16

約数和(自身を含む): 36571392

約数和(自身を除く): 15723530

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34631, 69262, 242417, 484834, 1489133, 2978266, 10423931, 20847862]

約数ペア:

[(1, 20847862), (2, 10423931), (7, 2978266), (14, 1489133), (43, 484834), (86, 242417), (301, 69262), (602, 34631)]