19535626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1381}}^1$

素因数の和:2037

約数の個数: 16

約数和(自身を含む): 32040288

約数和(自身を除く): 12504662

約数列:

[1, 2, 11, 22, 643, 1286, 1381, 2762, 7073, 14146, 15191, 30382, 887983, 1775966, 9767813, 19535626]

約数ペア:

[(1, 19535626), (2, 9767813), (11, 1775966), (22, 887983), (643, 30382), (1286, 15191), (1381, 14146), (2762, 7073)]