20503442

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7307}}^1$

素因数の和:7393

約数の個数: 16

約数和(自身を含む): 32622912

約数和(自身を除く): 12119470

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 7307, 14614, 168061, 336122, 445727, 891454, 10251721, 20503442]

約数ペア:

[(1, 20503442), (2, 10251721), (23, 891454), (46, 445727), (61, 336122), (122, 168061), (1403, 14614), (2806, 7307)]