12971888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{26153}}^1$

素因数の和:26192

約数の個数: 20

約数和(自身を含む): 25944768

約数和(自身を除く): 12972880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 26153, 52306, 104612, 209224, 418448, 810743, 1621486, 3242972, 6485944, 12971888]

約数ペア:

[(1, 12971888), (2, 6485944), (4, 3242972), (8, 1621486), (16, 810743), (31, 418448), (62, 209224), (124, 104612), (248, 52306), (496, 26153)]