20555850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19577}}^1$

素因数の和:19599

約数の個数: 48

約数和(自身を含む): 58264128

約数和(自身を除く): 37708278

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 19577, 39154, 58731, 97885, 117462, 137039, 195770, 274078, 293655, 411117, 489425, 587310, 685195, 822234, 978850, 1370390, 1468275, 2055585, 2936550, 3425975, 4111170, 6851950, 10277925, 20555850]

約数ペア:

[(1, 20555850), (2, 10277925), (3, 6851950), (5, 4111170), (6, 3425975), (7, 2936550), (10, 2055585), (14, 1468275), (15, 1370390), (21, 978850), (25, 822234), (30, 685195), (35, 587310), (42, 489425), (50, 411117), (70, 293655), (75, 274078), (105, 195770), (150, 137039), (175, 117462), (210, 97885), (350, 58731), (525, 39154), (1050, 19577)]