20341894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31489}}^1$

素因数の和:31527

約数の個数: 16

約数和(自身を含む): 34009200

約数和(自身を除く): 13667306

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 31489, 62978, 535313, 598291, 1070626, 1196582, 10170947, 20341894]

約数ペア:

[(1, 20341894), (2, 10170947), (17, 1196582), (19, 1070626), (34, 598291), (38, 535313), (323, 62978), (646, 31489)]