209439808

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{79817}}^1$

素因数の和:79870

約数の個数: 28

約数和(自身を含む): 425749212

約数和(自身を除く): 216309404

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 79817, 159634, 319268, 638536, 1277072, 2554144, 3272497, 5108288, 6544994, 13089988, 26179976, 52359952, 104719904, 209439808]

約数ペア:

[(1, 209439808), (2, 104719904), (4, 52359952), (8, 26179976), (16, 13089988), (32, 6544994), (41, 5108288), (64, 3272497), (82, 2554144), (164, 1277072), (328, 638536), (656, 319268), (1312, 159634), (2624, 79817)]