19876757768

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5818723}}^1$

素因数の和:5818797

約数の個数: 32

約数和(自身を含む): 43291306560

約数和(自身を除く): 23414548792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5818723, 11637446, 23274892, 40731061, 46549784, 81462122, 162924244, 325848488, 354942103, 709884206, 1419768412, 2484594721, 2839536824, 4969189442, 9938378884, 19876757768]

約数ペア:

[(1, 19876757768), (2, 9938378884), (4, 4969189442), (7, 2839536824), (8, 2484594721), (14, 1419768412), (28, 709884206), (56, 354942103), (61, 325848488), (122, 162924244), (244, 81462122), (427, 46549784), (488, 40731061), (854, 23274892), (1708, 11637446), (3416, 5818723)]