20824245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35597}}^1$

素因数の和:35621

約数の個数: 24

約数和(自身を含む): 38873016

約数和(自身を除く): 18048771

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 35597, 106791, 177985, 320373, 462761, 533955, 1388283, 1601865, 2313805, 4164849, 6941415, 20824245]

約数ペア:

[(1, 20824245), (3, 6941415), (5, 4164849), (9, 2313805), (13, 1601865), (15, 1388283), (39, 533955), (45, 462761), (65, 320373), (117, 177985), (195, 106791), (585, 35597)]