20535255

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11701}}^1$

素因数の和:11728

約数の個数: 32

約数和(自身を含む): 39318720

約数和(自身を除く): 18783465

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11701, 35103, 58505, 105309, 152113, 175515, 315927, 456339, 526545, 760565, 1369017, 1579635, 2281695, 4107051, 6845085, 20535255]

約数ペア:

[(1, 20535255), (3, 6845085), (5, 4107051), (9, 2281695), (13, 1579635), (15, 1369017), (27, 760565), (39, 526545), (45, 456339), (65, 315927), (117, 175515), (135, 152113), (195, 105309), (351, 58505), (585, 35103), (1755, 11701)]