20512662478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2311}}^1\times {\mathrm{57637}}^1$

素因数の和:59968

約数の個数: 32

約数和(自身を含む): 38378608128

約数和(自身を除く): 17865945650

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 2311, 4622, 16177, 25421, 32354, 50842, 57637, 115274, 177947, 355894, 403459, 634007, 806918, 1268014, 4438049, 8876098, 133199107, 266398214, 932393749, 1465190177, 1864787498, 2930380354, 10256331239, 20512662478]

約数ペア:

[(1, 20512662478), (2, 10256331239), (7, 2930380354), (11, 1864787498), (14, 1465190177), (22, 932393749), (77, 266398214), (154, 133199107), (2311, 8876098), (4622, 4438049), (16177, 1268014), (25421, 806918), (32354, 634007), (50842, 403459), (57637, 355894), (115274, 177947)]