19937934

素因数分解:

$2^1\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1471}}^1$

素因数の和:1733

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 24575346

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 251, 502, 753, 1471, 1506, 2259, 2942, 4413, 4518, 6777, 8826, 13239, 13554, 26478, 39717, 79434, 369221, 738442, 1107663, 2215326, 3322989, 6645978, 9968967, 19937934]

約数ペア:

[(1, 19937934), (2, 9968967), (3, 6645978), (6, 3322989), (9, 2215326), (18, 1107663), (27, 738442), (54, 369221), (251, 79434), (502, 39717), (753, 26478), (1471, 13554), (1506, 13239), (2259, 8826), (2942, 6777), (4413, 4518)]