20925024651

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{4129}}^1$

素因数の和:4397

約数の個数: 64

約数和(自身を含む): 33554102400

約数和(自身を除く): 12629077749

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 181, 183, 459, 543, 549, 1037, 1629, 1647, 3077, 3111, 4129, 4887, 9231, 9333, 11041, 12387, 27693, 27999, 33123, 37161, 70193, 83079, 99369, 111483, 187697, 210579, 251869, 298107, 563091, 631737, 747349, 755607, 1689273, 1895211, 2242047, 2266821, 4281773, 5067819, 6726141, 6800463, 12704933, 12845319, 20178423, 38114799, 38535957, 45588289, 114344397, 115607871, 136764867, 343033191, 410294601, 775000913, 1230883803, 2325002739, 6975008217, 20925024651]

約数ペア:

[(1, 20925024651), (3, 6975008217), (9, 2325002739), (17, 1230883803), (27, 775000913), (51, 410294601), (61, 343033191), (153, 136764867), (181, 115607871), (183, 114344397), (459, 45588289), (543, 38535957), (549, 38114799), (1037, 20178423), (1629, 12845319), (1647, 12704933), (3077, 6800463), (3111, 6726141), (4129, 5067819), (4887, 4281773), (9231, 2266821), (9333, 2242047), (11041, 1895211), (12387, 1689273), (27693, 755607), (27999, 747349), (33123, 631737), (37161, 563091), (70193, 298107), (83079, 251869), (99369, 210579), (111483, 187697)]