20933055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3253}}^1$

素因数の和:3288

約数の個数: 48

約数和(自身を含む): 42640416

約数和(自身を除く): 21707361

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3253, 6435, 9759, 16265, 29277, 35783, 42289, 48795, 107349, 126867, 146385, 178915, 211445, 322047, 380601, 465179, 536745, 634335, 1395537, 1610235, 1903005, 2325895, 4186611, 6977685, 20933055]

約数ペア:

[(1, 20933055), (3, 6977685), (5, 4186611), (9, 2325895), (11, 1903005), (13, 1610235), (15, 1395537), (33, 634335), (39, 536745), (45, 465179), (55, 380601), (65, 322047), (99, 211445), (117, 178915), (143, 146385), (165, 126867), (195, 107349), (429, 48795), (495, 42289), (585, 35783), (715, 29277), (1287, 16265), (2145, 9759), (3253, 6435)]