19976642

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{3221}}^1$

素因数の和:3673

約数の個数: 16

約数和(自身を含む): 34333632

約数和(自身を除く): 14356990

約数列:

[1, 2, 7, 14, 443, 886, 3101, 3221, 6202, 6442, 22547, 45094, 1426903, 2853806, 9988321, 19976642]

約数ペア:

[(1, 19976642), (2, 9988321), (7, 2853806), (14, 1426903), (443, 45094), (886, 22547), (3101, 6442), (3221, 6202)]