19947246

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1747}}^1$

素因数の和:1936

約数の個数: 32

約数和(自身を含む): 43797888

約数和(自身を除く): 23850642

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 173, 346, 519, 1038, 1747, 1903, 3494, 3806, 5241, 5709, 10482, 11418, 19217, 38434, 57651, 115302, 302231, 604462, 906693, 1813386, 3324541, 6649082, 9973623, 19947246]

約数ペア:

[(1, 19947246), (2, 9973623), (3, 6649082), (6, 3324541), (11, 1813386), (22, 906693), (33, 604462), (66, 302231), (173, 115302), (346, 57651), (519, 38434), (1038, 19217), (1747, 11418), (1903, 10482), (3494, 5709), (3806, 5241)]