20883528

素因数分解:

$2^3\times 3^3\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1011

約数の個数: 64

約数和(自身を含む): 58608000

約数和(自身を除く): 37724472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 216, 218, 327, 436, 654, 872, 887, 981, 1308, 1774, 1962, 2616, 2661, 2943, 3548, 3924, 5322, 5886, 7096, 7848, 7983, 10644, 11772, 15966, 21288, 23544, 23949, 31932, 47898, 63864, 95796, 96683, 191592, 193366, 290049, 386732, 580098, 773464, 870147, 1160196, 1740294, 2320392, 2610441, 3480588, 5220882, 6961176, 10441764, 20883528]

約数ペア:

[(1, 20883528), (2, 10441764), (3, 6961176), (4, 5220882), (6, 3480588), (8, 2610441), (9, 2320392), (12, 1740294), (18, 1160196), (24, 870147), (27, 773464), (36, 580098), (54, 386732), (72, 290049), (108, 193366), (109, 191592), (216, 96683), (218, 95796), (327, 63864), (436, 47898), (654, 31932), (872, 23949), (887, 23544), (981, 21288), (1308, 15966), (1774, 11772), (1962, 10644), (2616, 7983), (2661, 7848), (2943, 7096), (3548, 5886), (3924, 5322)]