19268564

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2657}}^1$

素因数の和:2712

約数の個数: 36

約数和(自身を含む): 40300596

約数和(自身を除く): 21032032

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2657, 3626, 5314, 7252, 10628, 18599, 37198, 74396, 98309, 130193, 196618, 260386, 393236, 520772, 688163, 1376326, 2752652, 4817141, 9634282, 19268564]

約数ペア:

[(1, 19268564), (2, 9634282), (4, 4817141), (7, 2752652), (14, 1376326), (28, 688163), (37, 520772), (49, 393236), (74, 260386), (98, 196618), (148, 130193), (196, 98309), (259, 74396), (518, 37198), (1036, 18599), (1813, 10628), (2657, 7252), (3626, 5314)]