149749868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{18077}}^1$

素因数の和:18209

約数の個数: 24

約数和(自身を含む): 278401200

約数和(自身を除く): 128651332

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 18077, 36154, 72308, 343463, 686926, 1373852, 1970393, 3940786, 7881572, 37437467, 74874934, 149749868]

約数ペア:

[(1, 149749868), (2, 74874934), (4, 37437467), (19, 7881572), (38, 3940786), (76, 1970393), (109, 1373852), (218, 686926), (436, 343463), (2071, 72308), (4142, 36154), (8284, 18077)]