20484926

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7001}}^1$

素因数の和:7040

約数の個数: 32

約数和(自身を含む): 40331520

約数和(自身を除く): 19846594

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7001, 14002, 49007, 77011, 98014, 133019, 154022, 266038, 539077, 931133, 1078154, 1463209, 1862266, 2926418, 10242463, 20484926]

約数ペア:

[(1, 20484926), (2, 10242463), (7, 2926418), (11, 1862266), (14, 1463209), (19, 1078154), (22, 931133), (38, 539077), (77, 266038), (133, 154022), (154, 133019), (209, 98014), (266, 77011), (418, 49007), (1463, 14002), (2926, 7001)]