19851676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{797}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 17686244

約数列:

[1, 2, 4, 13, 26, 52, 479, 797, 958, 1594, 1916, 3188, 6227, 10361, 12454, 20722, 24908, 41444, 381763, 763526, 1527052, 4962919, 9925838, 19851676]

約数ペア:

[(1, 19851676), (2, 9925838), (4, 4962919), (13, 1527052), (26, 763526), (52, 381763), (479, 41444), (797, 24908), (958, 20722), (1594, 12454), (1916, 10361), (3188, 6227)]