20437898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1453}}^1$

素因数の和:2009

約数の個数: 16

約数和(自身を含む): 33098856

約数和(自身を除く): 12660958

約数列:

[1, 2, 13, 26, 541, 1082, 1453, 2906, 7033, 14066, 18889, 37778, 786073, 1572146, 10218949, 20437898]

約数ペア:

[(1, 20437898), (2, 10218949), (13, 1572146), (26, 786073), (541, 37778), (1082, 18889), (1453, 14066), (2906, 7033)]