28531274

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:1002

約数の個数: 24

約数和(自身を含む): 46268640

約数和(自身を除く): 17737366

約数列:

[1, 2, 19, 38, 43, 86, 361, 722, 817, 919, 1634, 1838, 15523, 17461, 31046, 34922, 39517, 79034, 331759, 663518, 750823, 1501646, 14265637, 28531274]

約数ペア:

[(1, 28531274), (2, 14265637), (19, 1501646), (38, 750823), (43, 663518), (86, 331759), (361, 79034), (722, 39517), (817, 34922), (919, 31046), (1634, 17461), (1838, 15523)]