20277675

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2731}}^1$

素因数の和:2761

約数の個数: 48

約数和(自身を含む): 40652160

約数和(自身を除く): 20374485

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 135, 165, 225, 275, 297, 495, 675, 825, 1485, 2475, 2731, 7425, 8193, 13655, 24579, 30041, 40965, 68275, 73737, 90123, 122895, 150205, 204825, 270369, 368685, 450615, 614475, 751025, 811107, 1351845, 1843425, 2253075, 4055535, 6759225, 20277675]

約数ペア:

[(1, 20277675), (3, 6759225), (5, 4055535), (9, 2253075), (11, 1843425), (15, 1351845), (25, 811107), (27, 751025), (33, 614475), (45, 450615), (55, 368685), (75, 270369), (99, 204825), (135, 150205), (165, 122895), (225, 90123), (275, 73737), (297, 68275), (495, 40965), (675, 30041), (825, 24579), (1485, 13655), (2475, 8193), (2731, 7425)]