20888970588

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{311}}^1\times {\mathrm{17117}}^1$

素因数の和:17547

約数の個数: 72

約数和(自身を含む): 53461568160

約数和(自身を除く): 32572597572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 311, 327, 436, 622, 654, 933, 981, 1244, 1308, 1866, 1962, 2799, 3732, 3924, 5598, 11196, 17117, 33899, 34234, 51351, 67798, 68468, 101697, 102702, 135596, 154053, 203394, 205404, 305091, 308106, 406788, 610182, 616212, 1220364, 1865753, 3731506, 5323387, 5597259, 7463012, 10646774, 11194518, 15970161, 16791777, 21293548, 22389036, 31940322, 33583554, 47910483, 63880644, 67167108, 95820966, 191641932, 580249183, 1160498366, 1740747549, 2320996732, 3481495098, 5222242647, 6962990196, 10444485294, 20888970588]

約数ペア:

[(1, 20888970588), (2, 10444485294), (3, 6962990196), (4, 5222242647), (6, 3481495098), (9, 2320996732), (12, 1740747549), (18, 1160498366), (36, 580249183), (109, 191641932), (218, 95820966), (311, 67167108), (327, 63880644), (436, 47910483), (622, 33583554), (654, 31940322), (933, 22389036), (981, 21293548), (1244, 16791777), (1308, 15970161), (1866, 11194518), (1962, 10646774), (2799, 7463012), (3732, 5597259), (3924, 5323387), (5598, 3731506), (11196, 1865753), (17117, 1220364), (33899, 616212), (34234, 610182), (51351, 406788), (67798, 308106), (68468, 305091), (101697, 205404), (102702, 203394), (135596, 154053)]