13121648

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{17449}}^1$

素因数の和:17504

約数の個数: 20

約数和(自身を含む): 25965600

約数和(自身を除く): 12843952

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 17449, 34898, 69796, 139592, 279184, 820103, 1640206, 3280412, 6560824, 13121648]

約数ペア:

[(1, 13121648), (2, 6560824), (4, 3280412), (8, 1640206), (16, 820103), (47, 279184), (94, 139592), (188, 69796), (376, 34898), (752, 17449)]