20263768

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7699}}^1$

素因数の和:7759

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 24088232

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7699, 15398, 30796, 53893, 61592, 107786, 215572, 361853, 431144, 723706, 1447412, 2532971, 2894824, 5065942, 10131884, 20263768]

約数ペア:

[(1, 20263768), (2, 10131884), (4, 5065942), (7, 2894824), (8, 2532971), (14, 1447412), (28, 723706), (47, 431144), (56, 361853), (94, 215572), (188, 107786), (329, 61592), (376, 53893), (658, 30796), (1316, 15398), (2632, 7699)]