20982196

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{653}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 38180520

約数和(自身を除く): 17198324

約数列:

[1, 2, 4, 29, 58, 116, 277, 554, 653, 1108, 1306, 2612, 8033, 16066, 18937, 32132, 37874, 75748, 180881, 361762, 723524, 5245549, 10491098, 20982196]

約数ペア:

[(1, 20982196), (2, 10491098), (4, 5245549), (29, 723524), (58, 361762), (116, 180881), (277, 75748), (554, 37874), (653, 32132), (1108, 18937), (1306, 16066), (2612, 8033)]