19936413

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6733}}^1$

素因数の和:6793

約数の個数: 24

約数和(自身を含む): 33616128

約数和(自身を除く): 13679715

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6733, 20199, 47131, 60597, 141393, 316451, 424179, 949353, 2215157, 2848059, 6645471, 19936413]

約数ペア:

[(1, 19936413), (3, 6645471), (7, 2848059), (9, 2215157), (21, 949353), (47, 424179), (63, 316451), (141, 141393), (329, 60597), (423, 47131), (987, 20199), (2961, 6733)]