20508724335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3037}}^1\times {\mathrm{40927}}^1$

素因数の和:43983

約数の個数: 32

約数和(自身を含む): 35809708032

約数和(自身を除く): 15300983697

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 3037, 9111, 15185, 33407, 40927, 45555, 100221, 122781, 167035, 204635, 450197, 501105, 613905, 1350591, 2250985, 6752955, 124295299, 372885897, 621476495, 1367248289, 1864429485, 4101744867, 6836241445, 20508724335]

約数ペア:

[(1, 20508724335), (3, 6836241445), (5, 4101744867), (11, 1864429485), (15, 1367248289), (33, 621476495), (55, 372885897), (165, 124295299), (3037, 6752955), (9111, 2250985), (15185, 1350591), (33407, 613905), (40927, 501105), (45555, 450197), (100221, 204635), (122781, 167035)]