20327168

素因数分解:

$2^8\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:580

約数の個数: 36

約数和(自身を含む): 40863648

約数和(自身を除く): 20536480

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 271, 293, 542, 586, 1084, 1172, 2168, 2344, 4336, 4688, 8672, 9376, 17344, 18752, 34688, 37504, 69376, 75008, 79403, 158806, 317612, 635224, 1270448, 2540896, 5081792, 10163584, 20327168]

約数ペア:

[(1, 20327168), (2, 10163584), (4, 5081792), (8, 2540896), (16, 1270448), (32, 635224), (64, 317612), (128, 158806), (256, 79403), (271, 75008), (293, 69376), (542, 37504), (586, 34688), (1084, 18752), (1172, 17344), (2168, 9376), (2344, 8672), (4336, 4688)]