20778049188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{44397541}}^1$

素因数の和:44397564

約数の個数: 36

約数和(自身を含む): 56562468508

約数和(自身を除く): 35784419320

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 44397541, 88795082, 133192623, 177590164, 266385246, 399577869, 532770492, 577168033, 799155738, 1154336066, 1598311476, 1731504099, 2308672132, 3463008198, 5194512297, 6926016396, 10389024594, 20778049188]

約数ペア:

[(1, 20778049188), (2, 10389024594), (3, 6926016396), (4, 5194512297), (6, 3463008198), (9, 2308672132), (12, 1731504099), (13, 1598311476), (18, 1154336066), (26, 799155738), (36, 577168033), (39, 532770492), (52, 399577869), (78, 266385246), (117, 177590164), (156, 133192623), (234, 88795082), (468, 44397541)]