20118302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1361}}^1$

素因数の和:1771

約数の個数: 16

約数和(自身を含む): 31870800

約数和(自身を除く): 11752498

約数列:

[1, 2, 19, 38, 389, 778, 1361, 2722, 7391, 14782, 25859, 51718, 529429, 1058858, 10059151, 20118302]

約数ペア:

[(1, 20118302), (2, 10059151), (19, 1058858), (38, 529429), (389, 51718), (778, 25859), (1361, 14782), (2722, 7391)]