25781744

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{30403}}^1$

素因数の和:30464

約数の個数: 20

約数和(自身を含む): 50896296

約数和(自身を除く): 25114552

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 30403, 60806, 121612, 243224, 486448, 1611359, 3222718, 6445436, 12890872, 25781744]

約数ペア:

[(1, 25781744), (2, 12890872), (4, 6445436), (8, 3222718), (16, 1611359), (53, 486448), (106, 243224), (212, 121612), (424, 60806), (848, 30403)]