20806164

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{33997}}^1$

素因数の和:34024

約数の個数: 36

約数和(自身を含む): 55688724

約数和(自身を除く): 34882560

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 33997, 67994, 101991, 135988, 203982, 305973, 407964, 577949, 611946, 1155898, 1223892, 1733847, 2311796, 3467694, 5201541, 6935388, 10403082, 20806164]

約数ペア:

[(1, 20806164), (2, 10403082), (3, 6935388), (4, 5201541), (6, 3467694), (9, 2311796), (12, 1733847), (17, 1223892), (18, 1155898), (34, 611946), (36, 577949), (51, 407964), (68, 305973), (102, 203982), (153, 135988), (204, 101991), (306, 67994), (612, 33997)]