19705028

素因数分解:

$2^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{883}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 39504192

約数和(自身を除く): 19799164

約数列:

[1, 2, 4, 7, 14, 28, 797, 883, 1594, 1766, 3188, 3532, 5579, 6181, 11158, 12362, 22316, 24724, 703751, 1407502, 2815004, 4926257, 9852514, 19705028]

約数ペア:

[(1, 19705028), (2, 9852514), (4, 4926257), (7, 2815004), (14, 1407502), (28, 703751), (797, 24724), (883, 22316), (1594, 12362), (1766, 11158), (3188, 6181), (3532, 5579)]