67863184

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{249497}}^1$

素因数の和:249522

約数の個数: 20

約数和(自身を含む): 139219884

約数和(自身を除く): 71356700

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 249497, 498994, 997988, 1995976, 3991952, 4241449, 8482898, 16965796, 33931592, 67863184]

約数ペア:

[(1, 67863184), (2, 33931592), (4, 16965796), (8, 8482898), (16, 4241449), (17, 3991952), (34, 1995976), (68, 997988), (136, 498994), (272, 249497)]