19727478

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{26731}}^1$

素因数の和:26780

約数の個数: 24

約数和(自身を含む): 43787016

約数和(自身を除く): 24059538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 26731, 53462, 80193, 160386, 240579, 481158, 1095971, 2191942, 3287913, 6575826, 9863739, 19727478]

約数ペア:

[(1, 19727478), (2, 9863739), (3, 6575826), (6, 3287913), (9, 2191942), (18, 1095971), (41, 481158), (82, 240579), (123, 160386), (246, 80193), (369, 53462), (738, 26731)]