28569712

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{20063}}^1$

素因数の和:20160

約数の個数: 20

約数和(自身を含む): 55978560

約数和(自身を除く): 27408848

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 20063, 40126, 80252, 160504, 321008, 1785607, 3571214, 7142428, 14284856, 28569712]

約数ペア:

[(1, 28569712), (2, 14284856), (4, 7142428), (8, 3571214), (16, 1785607), (89, 321008), (178, 160504), (356, 80252), (712, 40126), (1424, 20063)]