20752746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11491}}^1$

素因数の和:11546

約数の個数: 32

約数和(自身を含む): 48542208

約数和(自身を除く): 27789462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11491, 22982, 34473, 68946, 80437, 160874, 241311, 482622, 494113, 988226, 1482339, 2964678, 3458791, 6917582, 10376373, 20752746]

約数ペア:

[(1, 20752746), (2, 10376373), (3, 6917582), (6, 3458791), (7, 2964678), (14, 1482339), (21, 988226), (42, 494113), (43, 482622), (86, 241311), (129, 160874), (258, 80437), (301, 68946), (602, 34473), (903, 22982), (1806, 11491)]