19827756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{3259}}^1$

素因数の和:3295

約数の個数: 54

約数和(自身を含む): 54288780

約数和(自身を除く): 34461024

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 3259, 6084, 6518, 9777, 13036, 19554, 29331, 39108, 42367, 58662, 84734, 117324, 127101, 169468, 254202, 381303, 508404, 550771, 762606, 1101542, 1525212, 1652313, 2203084, 3304626, 4956939, 6609252, 9913878, 19827756]

約数ペア:

[(1, 19827756), (2, 9913878), (3, 6609252), (4, 4956939), (6, 3304626), (9, 2203084), (12, 1652313), (13, 1525212), (18, 1101542), (26, 762606), (36, 550771), (39, 508404), (52, 381303), (78, 254202), (117, 169468), (156, 127101), (169, 117324), (234, 84734), (338, 58662), (468, 42367), (507, 39108), (676, 29331), (1014, 19554), (1521, 13036), (2028, 9777), (3042, 6518), (3259, 6084)]