20509514

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26227}}^1$

素因数の和:26269

約数の個数: 16

約数和(自身を含む): 33991488

約数和(自身を除く): 13481974

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 26227, 52454, 445859, 603221, 891718, 1206442, 10254757, 20509514]

約数ペア:

[(1, 20509514), (2, 10254757), (17, 1206442), (23, 891718), (34, 603221), (46, 445859), (391, 52454), (782, 26227)]