20469448

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2099}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 20354552

約数列:

[1, 2, 4, 8, 23, 46, 53, 92, 106, 184, 212, 424, 1219, 2099, 2438, 4198, 4876, 8396, 9752, 16792, 48277, 96554, 111247, 193108, 222494, 386216, 444988, 889976, 2558681, 5117362, 10234724, 20469448]

約数ペア:

[(1, 20469448), (2, 10234724), (4, 5117362), (8, 2558681), (23, 889976), (46, 444988), (53, 386216), (92, 222494), (106, 193108), (184, 111247), (212, 96554), (424, 48277), (1219, 16792), (2099, 9752), (2438, 8396), (4198, 4876)]