18920582

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{977}}^1$

素因数の和:1423

約数の個数: 16

約数和(自身を含む): 29715552

約数和(自身を除く): 10794970

約数列:

[1, 2, 23, 46, 421, 842, 977, 1954, 9683, 19366, 22471, 44942, 411317, 822634, 9460291, 18920582]

約数ペア:

[(1, 18920582), (2, 9460291), (23, 822634), (46, 411317), (421, 44942), (842, 22471), (977, 19366), (1954, 9683)]