239721008

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{37363}}^1$

素因数の和:37772

約数の個数: 20

約数和(自身を含む): 465630168

約数和(自身を除く): 225909160

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 37363, 74726, 149452, 298904, 597808, 14982563, 29965126, 59930252, 119860504, 239721008]

約数ペア:

[(1, 239721008), (2, 119860504), (4, 59930252), (8, 29965126), (16, 14982563), (401, 597808), (802, 298904), (1604, 149452), (3208, 74726), (6416, 37363)]