20202728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27751}}^1$

素因数の和:27777

約数の個数: 32

約数和(自身を含む): 46623360

約数和(自身を除く): 26420632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27751, 55502, 111004, 194257, 222008, 360763, 388514, 721526, 777028, 1443052, 1554056, 2525341, 2886104, 5050682, 10101364, 20202728]

約数ペア:

[(1, 20202728), (2, 10101364), (4, 5050682), (7, 2886104), (8, 2525341), (13, 1554056), (14, 1443052), (26, 777028), (28, 721526), (52, 388514), (56, 360763), (91, 222008), (104, 194257), (182, 111004), (364, 55502), (728, 27751)]