20519310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97711}}^1$

素因数の和:97728

約数の個数: 32

約数和(自身を含む): 56282112

約数和(自身を除く): 35762802

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97711, 195422, 293133, 488555, 586266, 683977, 977110, 1367954, 1465665, 2051931, 2931330, 3419885, 4103862, 6839770, 10259655, 20519310]

約数ペア:

[(1, 20519310), (2, 10259655), (3, 6839770), (5, 4103862), (6, 3419885), (7, 2931330), (10, 2051931), (14, 1465665), (15, 1367954), (21, 977110), (30, 683977), (35, 586266), (42, 488555), (70, 293133), (105, 195422), (210, 97711)]