28131476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4159}}^1$

素因数の和:4271

約数の個数: 24

約数和(自身を含む): 52416000

約数和(自身を除く): 24284524

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4159, 6764, 8318, 16636, 79021, 158042, 316084, 370151, 740302, 1480604, 7032869, 14065738, 28131476]

約数ペア:

[(1, 28131476), (2, 14065738), (4, 7032869), (19, 1480604), (38, 740302), (76, 370151), (89, 316084), (178, 158042), (356, 79021), (1691, 16636), (3382, 8318), (4159, 6764)]