28209008

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{56873}}^1$

素因数の和:56912

約数の個数: 20

約数和(自身を含む): 56419008

約数和(自身を除く): 28210000

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 56873, 113746, 227492, 454984, 909968, 1763063, 3526126, 7052252, 14104504, 28209008]

約数ペア:

[(1, 28209008), (2, 14104504), (4, 7052252), (8, 3526126), (16, 1763063), (31, 909968), (62, 454984), (124, 227492), (248, 113746), (496, 56873)]