28991504

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{7219}}^1$

素因数の和:7478

約数の個数: 20

約数和(自身を含む): 56402640

約数和(自身を除く): 27411136

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 7219, 14438, 28876, 57752, 115504, 1811969, 3623938, 7247876, 14495752, 28991504]

約数ペア:

[(1, 28991504), (2, 14495752), (4, 7247876), (8, 3623938), (16, 1811969), (251, 115504), (502, 57752), (1004, 28876), (2008, 14438), (4016, 7219)]