26664016

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{15289}}^1$

素因数の和:15406

約数の個数: 20

約数和(自身を含む): 52138900

約数和(自身を除く): 25474884

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 15289, 30578, 61156, 122312, 244624, 1666501, 3333002, 6666004, 13332008, 26664016]

約数ペア:

[(1, 26664016), (2, 13332008), (4, 6666004), (8, 3333002), (16, 1666501), (109, 244624), (218, 122312), (436, 61156), (872, 30578), (1744, 15289)]