20456882

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31667}}^1$

素因数の和:31705

約数の個数: 16

約数和(自身を含む): 34201440

約数和(自身を除く): 13744558

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 31667, 63334, 538339, 601673, 1076678, 1203346, 10228441, 20456882]

約数ペア:

[(1, 20456882), (2, 10228441), (17, 1203346), (19, 1076678), (34, 601673), (38, 538339), (323, 63334), (646, 31667)]