20768692

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20047}}^1$

素因数の和:20095

約数の個数: 24

約数和(自身を含む): 42662144

約数和(自身を除く): 21893452

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20047, 40094, 80188, 140329, 280658, 561316, 741739, 1483478, 2966956, 5192173, 10384346, 20768692]

約数ペア:

[(1, 20768692), (2, 10384346), (4, 5192173), (7, 2966956), (14, 1483478), (28, 741739), (37, 561316), (74, 280658), (148, 140329), (259, 80188), (518, 40094), (1036, 20047)]