20194649980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43901413}}^1$

素因数の和:43901445

約数の個数: 24

約数和(自身を含む): 44252625312

約数和(自身を除く): 24057975332

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43901413, 87802826, 175605652, 219507065, 439014130, 878028260, 1009732499, 2019464998, 4038929996, 5048662495, 10097324990, 20194649980]

約数ペア:

[(1, 20194649980), (2, 10097324990), (4, 5048662495), (5, 4038929996), (10, 2019464998), (20, 1009732499), (23, 878028260), (46, 439014130), (92, 219507065), (115, 175605652), (230, 87802826), (460, 43901413)]