20780924592

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4463257}}^1$

素因数の和:4463365

約数の個数: 40

約数和(自身を含む): 54237511216

約数和(自身を除く): 33456586624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4656, 4463257, 8926514, 13389771, 17853028, 26779542, 35706056, 53559084, 71412112, 107118168, 214236336, 432935929, 865871858, 1298807787, 1731743716, 2597615574, 3463487432, 5195231148, 6926974864, 10390462296, 20780924592]

約数ペア:

[(1, 20780924592), (2, 10390462296), (3, 6926974864), (4, 5195231148), (6, 3463487432), (8, 2597615574), (12, 1731743716), (16, 1298807787), (24, 865871858), (48, 432935929), (97, 214236336), (194, 107118168), (291, 71412112), (388, 53559084), (582, 35706056), (776, 26779542), (1164, 17853028), (1552, 13389771), (2328, 8926514), (4656, 4463257)]